As for my pacemaker (almost 7 years old) I like to think of it in the terms of the old Timex commercial - takes a licking and keeps on ticking. About Us Pacemaker Club is an online community for pacemaker, implantable cardioverter defibrillator (ICD) and cardiac resynchronization therapy (CRT) recipients.Heart rate a lot lower than pacemaker setting. My pacemaker ( St Jude duel chamber) was installed 8/27/2020. I constantly check my HR with either Apple Watch, Fitbit (sleeping) and Omron machine. My pacemaker is set at 70 bpm however the other devices (even at my doctor's office) show my HR at 39 to 44 much of the time while at rest.If we haven't met I'm Abi and I am hoping to get some opinions about leadless pacemakers as I am likely going to be getting on on the 19th. ... Pacemaker Club is an online community for pacemaker, implantable cardioverter defibrillator (ICD) and cardiac resynchronization therapy (CRT) recipients. ...Byron Nelson, golf legend had a pacemaker implanted in 1999 to combat bouts of vertigo, dizziness and an irregular heartbeat. Helmut Schmidt, former German Chancellor. Prince Claus of the Netherlands. Jimmy Stewart, the legendary star of 75 films including "It’s a Wonderful Life" and "The Philadelphia Story".New to PM Club. I would just like to say how helpful and informative plus calming all of your posts have been for me since I just received my Pacemaker in February. According to my recent check up, I have not had any episodes of atrial flutter since this was put in and I hope it stays that way as it was ruling and ruining my life. Thank you all ...211 views. 10 comments. Trudging through my operative report from recent pacemaker placement, I see that when the LBB lead was being placed they measured QRS at 125ms at the "sweet spot" where lead was implanted. However, post-procedure ECGs measured the QRS at 152 (down from 164 pre-placement).Pacemaker Club is an online community for pacemaker, implantable cardioverter defibrillator (ICD) and cardiac resynchronization therapy (CRT) recipients. ...CrossFit open - heart rate stayed low and couldn’t catch my breath. I participated in the CrossFit open last night (90 snatches, 90 burpees over the DB with 15 minute cap). I struggled aerobically and it took me quite some time to get my breath back. My lungs were burning. I checked my heart rate on my watch after the event and it peeked at 129.MRI. I have been told by my EP team at Duke that my pacemaker implanted 2022 is MRI conditional. The pacemaker itself is MRI compliant and according to ST Jude the leads, implanted 2011, are "grandfathered." Nevertheless, the local hospital has refused to do an MRI citing my specific pacemaker as the reason. My question is, what does …How to sleep comfortable with my pacemaker. by Pacergirl. 2012-05-06 10:05:33. Complications. 2512 views. 10 comments. I have had many pacers and never experienced the pain I have with this one. It moves in the pocket a lot so when I sleep it causes me a lot of pain. Does anyone else have this problem and or know of anyways I …by piglet22 - 2024-01-25 09:48:32. When you have the nuclear button you really do have to risk assess, Trust the information given by the analyists, verify the enemy and their intentions. With the world standing at 90 seconds to midnight on the Doomsday Clock, it's even more important.Many of our members got a pacemaker because of heart block. A diagnosis of heart block can be very shocking, because it can seem to come on out of the blue when all the time you thougt your heart was perfectly healthy. Heart block might be discovered only after you have been hospitalized after fainting. But in other cases the symptoms come on ...in spite of advances in device technology PVCs can in fact cause problems with a pacemaker, defibrillator, or CRT. Most common amoung problems is called PMT, ...Pacemaker Club is an online community for pacemaker, implantable cardioverter defibrillator (ICD) and cardiac resynchronization therapy (CRT) recipients.Definitely get a 2nd opinion. Many heart problems can change or the need for a pacemaker can change. Once you get a pacemaker you probably will have one for ...My pacemaker saved my life. by PacERdoc; 2023-06-10 02:15:07; Success Stories 815 views; 10 comments; Hi everyone, I'm brand new to the pacemaker club and have absolutely loved reading everyone's stories on here! I'm still trying to process everything that happened, but your stories have helped incredibly.New to Pacemaker Club by Lynn B; 2024-04-27 17:01:10; Conditions, Meds & Tests 199 views; 6 comments; I had a pacemaker implanted on February 22 after having an ablation for afib and another for atrial flutter. While sitting, my heart rate is perfect- …It sounds like the threshold has changed (the amount of voltage necessary to initiate a beat). That is common after a few months of initial pacing. Your heart ...Pacemaker Club is an online community for pacemaker, implantable cardioverter defibrillator (ICD) and cardiac resynchronization therapy (CRT) recipients. Contact Us [email protected] 27, 2024 · New to Pacemaker Club. I had a pacemaker implanted on February 22 after having an ablation for afib and another for atrial flutter. While sitting, my heart rate is perfect--72-76 bpm. When I do something as simple as walking from den to kitchen, it may run to 88 bpm, sometimes in the 90's. Apr 27, 2024 · New to Pacemaker Club. I had a pacemaker implanted on February 22 after having an ablation for afib and another for atrial flutter. While sitting, my heart rate is perfect--72-76 bpm. When I do something as simple as walking from den to kitchen, it may run to 88 bpm, sometimes in the 90's. Fatigue - where to start? by Gemita - 2023-10-24 10:10:01 . Kari, fatigue is so common with or without a pacemaker and can have many causes. The only thing I will say is if your fatigue is present with other symptoms like chest pain, breathlessness, irregular heart beat, weakness and a feeling that you are close to passing out, then this would …The average life expectancy for someone with a pacemaker is no different from that of a person without a pacemaker. According to Science Daily, pacemakers implanted for slow heart ...Pacemaker Club is an online community for pacemaker, implantable cardioverter defibrillator (ICD) and cardiac resynchronization therapy (CRT) recipients. Contact Us [email protected] - where to start? by Gemita - 2023-10-24 10:10:01 . Kari, fatigue is so common with or without a pacemaker and can have many causes. The only thing I will say is if your fatigue is present with other symptoms like chest pain, breathlessness, irregular heart beat, weakness and a feeling that you are close to passing out, then this would …Hi everyone, i've been doing some reading up on pacemakers, as my father is having one put in this coming monday. He is an auto mechanic and owns his garage. The doctors have told him he will not be able to work anymore, however that is not in the cards for him and he does not want to do so. The pacemaker is being installed because his …Welcome to the Pacemaker Club. Look forward to your future contributions. Great info by Boltman92124 - 2023-06-02 01:42:25 Thanks for the replies! Yes, I have more to learn about what comes next. But the fast heart rates are gone. In the first 6 months after the procedures, I had one VT episode that lasted under 10 seconds.A pacemaker is a small device that is implanted under the skin in the chest to help the heart beat the way that it should. Pacemakers send electrical signals to the heart to make sure that heart rate is never too slow. You might only need a pacemaker for a while, like when you're healing from surgery.Activity. This is a page where people with pacemakers can join and discuss anything pertaining to your pacemaker. Family and friends of those with pacemakers can join too. I was born with VSD (ventricular septal defect). I had open heart surgery in 1989 at three months old. A week later I had to have a pacemaker put in due to 100% heart block.Pacemaker Club is a website where people with pacemakers, ICDs or CRTs can connect, share information and support each other. Founded in 2000 by a pacemaker recipient, …MRI. I have been told by my EP team at Duke that my pacemaker implanted 2022 is MRI conditional. The pacemaker itself is MRI compliant and according to ST Jude the leads, implanted 2011, are "grandfathered." Nevertheless, the local hospital has refused to do an MRI citing my specific pacemaker as the reason. My question is, what does …Make sure you understand your pacemaker’s programmed lower and upper heart rate. Talk to your health care professional about the maximum acceptable heart rate above your pacemaker rate. For two to three weeks: Avoid heavy lifting (over 10 pounds), pushing, pulling or twisting. Avoid causing pressure where your pacemaker was implanted. Join the Club. As a registered member, you can: Ask other recipients questions and receive moral support. Post messages, comments and photos. Send and receive private messages. Search our membership list. Meet new "wired" friends. Chat with others. Golf is a game that requires precision and accuracy. Every aspect of your swing, from stance to club selection, can affect the outcome of your shot. One important factor to conside...Are you looking for a fun and effective way to get fit? Look no further than The Club Pilates. This innovative fitness program is sweeping the nation, offering a unique approach to...by - 2024-04-22 13:15:37. A 2:1 block means that only half of the beats are getting through to the ventricles. You now have a pacemaker that short circuits the block, so your heart beats normally. However, since your max tracking rate is set to 130, exceeding this will cause the pacemaker to go back to a 2:1 block (it would do the same with a ... The pacemaker implantation went smoothly for both Stan and Anita, although a few weeks afterwards, Anita had to go back to hospital because one of the pacemaker leads had slipped and needed adjustment. When you have a pacemaker fitted, it’s important to be careful about moving your arms for the first six to eight weeks. A pacemaker is a device that prevents the heart from beating too slowly. Learn about the different types of pacemakers, why they are used, how they work and what to expect before and after surgery.Pacemaker Club is an online community for pacemaker, implantable cardioverter defibrillator (ICD) and cardiac resynchronization therapy (CRT) recipients. ...5 days ago · Pacemaker Club is an online community for pacemaker, implantable cardioverter defibrillator (ICD) and cardiac resynchronization therapy (CRT) recipients. Contact Us [email protected] According to the National Institutes of Health, the function of a pacemaker is to use electrical pulses to prompt the heart to beat at a normal rate and rhythm. A patient who suffe...by Penguin - 2024-05-10 16:42:09. Looking after someone for 30 years and keeping them well and able to enjoy life must be so rewarding, particularly when the pacemaker recipient comes from such a limiting situation (as yours clearly was). It must be very satisfying for them to see such progress and to be part of your success.MRI. I have been told by my EP team at Duke that my pacemaker implanted 2022 is MRI conditional. The pacemaker itself is MRI compliant and according to ST Jude the leads, implanted 2011, are "grandfathered." Nevertheless, the local hospital has refused to do an MRI citing my specific pacemaker as the reason. My question is, what does "MRI ...Nov 10, 2023 · Pacemaker Club is an online community for pacemaker, implantable cardioverter defibrillator (ICD) and cardiac resynchronization therapy (CRT) recipients. ... DoingMyBest, Just to help start this off, “Success Stories” is a new category under Forums, so there are only a handful of posts so far and none specifically on CRT or Left Bundle Branch pacing. If you search CRT under “Q” top right (you probably have already), it will give you some 26 pages of CRT posts that you can look through at ...As far as the MTR of 160bpm, the device will only follow you and pace you to 160. If you don't have heart block, it won't stop you from going higher. With heart block, it will stop you at 160bpm and more than likely put you into a 2:1 block and knock you down to 80bpm. It all depends on your condition.. The leadless pacemaker is one-tenth the size of a traditional pacemaker. (Courtesy: Cleveland Clinic) “I didn’t think twice. I was ready to try it,” Kara said. While inserting an LCP is a minimally invasive procedure, surgeons first had to remove her existing TVP and then conduct another balloon angioplasty. Finally, doctors inserted the LCP. Byron Nelson, golf legend had a pacemaker implanted in 1999 to combat bouts of vertigo, dizziness and an irregular heartbeat. Helmut Schmidt, former German Chancellor. Prince Claus of the Netherlands. Jimmy Stewart, the legendary star of 75 films including "It’s a Wonderful Life" and "The Philadelphia Story".If you’re someone who loves to travel and is looking for a unique way to experience luxury accommodations around the world, then you may have heard about the Marriott Vacation Club...New UK Member. Hello to you all. I’m a new member from the UK and I had my pacemaker fitted 7 days ago due to several collapses. I’m due for my 10 day check up this coming Monday and just wanted to come on and say hello. I’m 42 years of age and up until 6 months ago thought I was fit and healthy.Adventure sports clubs and networks let you share your passion for adventure. Visit HowStuffWorks to learn about adventure sports clubs and networks. Advertisement Adventure sports...Definitely get a 2nd opinion. Many heart problems can change or the need for a pacemaker can change. Once you get a pacemaker you probably will have one for ...There are a lot of people in here who are 100% paced. You will hear from a bunch of them soon. It's late Sat night & they are all out busy, painting the town - that's the way 100%ers are! Yours is sort of a "How long is a piece of string" question. The answer is both yes & no, & it depends on a lot of things.As far as the MTR of 160bpm, the device will only follow you and pace you to 160. If you don't have heart block, it won't stop you from going higher. With heart block, it will stop you at 160bpm and more than likely put you into a 2:1 block and knock you down to 80bpm. It all depends on your condition..211 views. 10 comments. Trudging through my operative report from recent pacemaker placement, I see that when the LBB lead was being placed they measured QRS at 125ms at the "sweet spot" where lead was implanted. However, post-procedure ECGs measured the QRS at 152 (down from 164 pre-placement).So this is often another reason for implanting a pacemaker. Anyway, welcome to the Club Bob. Mine's "preventative" too! by klmcshane - 2023-10-26 17:49:10 Hi Bob - I'm three days out from my PM implantation, which was also considered "preventative." I wasn't reporting symptoms other than mild lightheadedness with exercise.Welcome to the Pacemaker Club. Look forward to your future contributions. Great info by Boltman92124 - 2023-06-02 01:42:25 Thanks for the replies! Yes, I have more to learn about what comes next. But the fast heart rates are gone. In the first 6 months after the procedures, I had one VT episode that lasted under 10 seconds.Learn about pacemakers, electric devices that help manage irregular heartbeats and some types of heart failure. Find out who needs a pacemaker, how it's …Peppermint is another home remedy that may have merit. Peppermint oil appears to relax tightened stomach muscles linked to nausea and vomiting. Try chewing a piece of peppermint gum or sucking on peppermint-flavored hard candy. Acupressure. Several studies suggest wrist acupressure can prevent and relieve nausea.Thank you by Loulou - 2020-09-30 08:15:23 . Hello Gemita, Shall definitely broach this information with my doctor. I was diagnosed with tachycardia and bradycardia in 2018. Preliminary tests showed that my heart would stop for 6-7 seconds; this would explain the sudden blackouts and falls that I was frequently experiencing, especially when walking …Pulse Oximeter Update. I have previously mentioned my low pulse readings from my Finger Oximeter. The explanation was the PVC’s were giving false readings for my pulse. I was advised not to use this device, fair enough. My EP and his Tech both proved my pacemaker was working properly with the minimum setting of 60 bpm.The ICD IS a pacemaker of sorts. A pacemaker on steroids, I'd say. Good point about separating the devices. It would be the best thing to do. This is just a first step. We'll expand this as we learn more. I would suggest taking the survey and including something about pacemakers and your interest in data in the notes fields toward the end.Pacemaker Club is an online community for pacemaker, implantable cardioverter defibrillator (ICD) and cardiac resynchronization therapy (CRT) recipients. ...2024-04-26 10:12:24. Batteries & Leads. 269 views. 14 comments. Those of you that are familiar with my story are aware that last month I underwent an unsuccessful attempt to implant a CRT. In an effort to avoid extraction of my old leads (37 years old & 29 yrs. old) we decided to simply change-out the generator.My Daughter's EOL Experience by Marybird - 2022-07-24 09:36:29 . My daughter's last pacemaker generator went into its EOL period before she had it replaced in August 2020. This came about as a result of the 'if it's not covid, it goes to the back burner" ( ie, no elective procedures) policies at the time, a non-functioning remote monitor ( and …Peppermint is another home remedy that may have merit. Peppermint oil appears to relax tightened stomach muscles linked to nausea and vomiting. Try chewing a piece of peppermint gum or sucking on peppermint-flavored hard candy. Acupressure. Several studies suggest wrist acupressure can prevent and relieve nausea.A pacemaker is a device that prevents the heart from beating too slowly. Learn about the different types of pacemakers, why they are used, how they work and what to expect before and after surgery.CrossFit open - heart rate stayed low and couldn’t catch my breath. I participated in the CrossFit open last night (90 snatches, 90 burpees over the DB with 15 minute cap). I struggled aerobically and it took me quite some time to get my breath back. My lungs were burning. I checked my heart rate on my watch after the event and it peeked at 129.2024-04-26 10:12:24. Batteries & Leads. 269 views. 14 comments. Those of you that are familiar with my story are aware that last month I underwent an unsuccessful attempt to implant a CRT. In an effort to avoid extraction of my old leads (37 years old & 29 yrs. old) we decided to simply change-out the generator.The manufacturer knows the leads are a vulnerable part of the pacemaker. And so does every member of your cardiac care team--from the doctor to the pacemaker techs. They are your first line of defense. Every time you go for a pacemaker check, how well the leads are transmitting the signal is the first thing they look at.Learn tips for living with your pacemaker including checking the device and causes for concern. If you’re living with an abnormal heart rhythm (arrhythmia). …When you have read through the Pacemaker Club archives, certain commonalities will become readily apparent. You'll know something about what patients think is important about our experience and you might have follow up questions. If you do, come back. Submit tyour questions one at a time just as all members do.Jeanine's Heart Block and Pacemaker Story. "It started when I was 24. I was home with my husband, when out of the blue I began having grand mal seizures. I was living in a small city at the time and the doctors at the local hospital were able to stop the seizures with Dilantin. Then, after some tests and no real diagnosis, they sent me home.The mode automatically switches back to its former mode setting at cessation of the atrial tachy arrhythmia. This pacemaker function prevents the fast atrial rate being picked up by atrial sensing and then pushing the ventricles too fast which would of course be dangerous, especially if the arrhythmia was long lasting. So AMS is like a safety ...Power Pack: Celebrate being wired! Purchase a pack of all our merchandise and save over 15%. The Power Pack includes a You Know You're Pacing When Book, Pacemaker-Shaped Keychain, Identification Card Holder, Personalized Welcome Letter and Membership Card. Price: $25.95 USD.by RioTeresa; 2024-05-13 19:01:01; Complications 72 views; 6 comments; Hi everyone! I’m wondering if anyone else has experienced this...I received my 4th pacemaker implant in October 2022 & until about 3 weeks ago everything was going smoothly. (I’m 100% ventricular paced/90% atrial paced) Then I started waking up somewhere between 2 & 3 am with hard heartbeats and Pacemaker Club. c/o. ForHearts Worldwide. 3225 South MacDill Ave. Suite 129-250. Tampa, FL 33629. USA. You know you're wired when... Your signature looks like an EKG. The average life expectancy for someone with a pacemaker is no different from that of a person without a pacemaker. According to Science Daily, pacemakers implanted for slow heart ...From UK to UK by valsmith66 - 2010-02-19 02:02:19 . Hello I had a Vitatron pm fitted 9th Nov 09. Found out in Dec (from internet) that I had to inform DVLA. Completed the required med forms and their reply was 'from the info we have received you satisfy the medical standards for safe driving'.New UK Member. Hello to you all. I’m a new member from the UK and I had my pacemaker fitted 7 days ago due to several collapses. I’m due for my 10 day check up this coming Monday and just wanted to come on and say hello. I’m 42 years of age and up until 6 months ago thought I was fit and healthy.Be careful what you wish for.! Reducing right ventricular pacing. by Selwyn - 2023-11-24 12:51:42 . Despite the publication of a significant amount of evidence that has made us aware of the adverse pathophysiological mechanisms and clinical effects of prolonged Right Ventricular (RV) pacing, as well as on the use of different strategies to …ERI and voltage. My pacemaker is 11, almost twelve, years old. We've been doing more frequent checks for about a year. At the most recent in-office check a couple of weeks ago, I was told my pacemaker is now in ERI because the voltage is at 2.6v, although the estimated battery still reads 2-3 months. Although I've noticed voltage increasing in ...So this is often another reason for implanting a pacemaker. Anyway, welcome to the Club Bob. Mine's "preventative" too! by klmcshane - 2023-10-26 17:49:10 Hi Bob - I'm three days out from my PM implantation, which was also considered "preventative." I wasn't reporting symptoms other than mild lightheadedness with exercise.Power Pack: Celebrate being wired! Purchase a pack of all our merchandise and save over 15%. The Power Pack includes a You Know You're Pacing When Book, Pacemaker-Shaped Keychain, Identification Card Holder, Personalized Welcome Letter and Membership Card. Price: $25.95 USD.The mode automatically switches back to its former mode setting at cessation of the atrial tachy arrhythmia. This pacemaker function prevents the fast atrial rate being picked up by atrial sensing and then pushing the ventricles too fast which would of course be dangerous, especially if the arrhythmia was long lasting. So AMS is like a safety ...546 views. 8 comments. I have three big side effects of having a pacemaker: tiredness, weak and heavy legs and slower thinking. It started almost two years ago and is slowly gotten worse. I have been to our spine docotor, neuroligist, and the last dr. who said to have my pacemaker adjusted for what I have are side effects of my pacemaker.New to PM Club. I would just like to say how helpful and informative plus calming all of your posts have been for me since I just received my Pacemaker in February. According to my recent check up, I have not had any episodes of atrial flutter since this was put in and I hope it stays that way as it was ruling and ruining my life. Thank you all ...Dec 22, 2023 · Pacemaker Club is an online community for pacemaker, implantable cardioverter defibrillator (ICD) and cardiac resynchronization therapy (CRT) recipients. ...
Best Pacemaker. by [email protected]. 2024-01-31 12:09:46. Interferences. 250 views. 3 comments. I am about to get a pacemaker in two days at 83 years old. I'd like to know if anyone has had experience with pacemakers and antique automobile unshielded ignition systems.. Pvpusd aeries
Pacemaker Club is an online community for pacemaker, implantable cardioverter defibrillator (ICD) and cardiac resynchronization therapy (CRT) recipients. ...A pacemaker isn't going to help you with Afib. All it can do is speed up the heart. The drugs that can be used to supress Afib tend to lower the heart rate, so it's possible to increase these because the pacemaker won't let the rate go too low. As far as the FitBit goes, well, it won't do a reliable measurement of the heart rate, or anything else.Pacemaker Club is a website where people with pacemakers, ICDs or CRTs can connect, share information and support each other. Founded in 2000 by a pacemaker recipient, the site offers member quotes, news and resources.Ashe Shrine Club. Physical Address 117 Morphew Lane Jefferson, NC 28640 Mailing Address PO Box 244 Jefferson, NC 28640 . Phone (336) 977-8668 . Email …It causes the upper chambers of the heart to quiver (beat erratically) and so movement of blood to the rest of the body can be ineffective and cause symptoms like breathlessness, chest pain, extreme fatigue, dizziness, weakness, difficulty with exercise, particularly as our demand for energy increases.If you're new to or considering a pacemaker, she recommends visiting the Pacemaker Club online. Procedure Considerations About 400,000 pacemakers are implanted in the U.S. each year (estimates vary).Join over 44,000 members who share information and experience about pacemakers, ICDs and CRTs. Learn more about being paced, FAQs, member quotes and how to navigate …Pacemaker Club is an online community for pacemaker, implantable cardioverter defibrillator (ICD) and cardiac resynchronization therapy (CRT) recipients. Contact Us [email protected] 18, 2023 · When you have read through the Pacemaker Club archives, certain commonalities will become readily apparent. You'll know something about what patients think is important about our experience and you might have follow up questions. If you do, come back. Submit tyour questions one at a time just as all members do. If you're new to or considering a pacemaker, she recommends visiting the Pacemaker Club online. Procedure Considerations About 400,000 pacemakers are implanted in the U.S. each year (estimates vary).Good morning all. I am now almost two weeks into my recovery from dual lead pacemaker for 2nd degree av block and bradycardia. My question today is: can a cough loosen the leads. I started coughing a little yesterday, dry cough, and have an appointment with my internist tomorrow for checkup. I am hoping that by coughing I cannot loosen any ...Sleeps 8, 4 bedrooms, 2.5 bathrooms. No pets allowed. Piney Creek, NC 28631. Overview & Photos. Rates & Availability. Reviews. Gaze at the sparkling water of the New River as …10 comments. Trudging through my operative report from recent pacemaker placement, I see that when the LBB lead was being placed they measured QRS at 125ms at the "sweet spot" where lead was implanted. However, post-procedure ECGs measured the QRS at 152 (down from 164 pre-placement).by RioTeresa; 2024-05-13 19:01:01; Complications 72 views; 6 comments; Hi everyone! I’m wondering if anyone else has experienced this...I received my 4th pacemaker implant in October 2022 & until about 3 weeks ago everything was going smoothly. (I’m 100% ventricular paced/90% atrial paced) Then I started waking up somewhere between 2 & 3 am with hard heartbeats andAre you looking for a fun and effective way to get fit? Look no further than The Club Pilates. This innovative fitness program is sweeping the nation, offering a unique approach to....
Popular Topics
- Great wall keighley menuLittle anita's new mexican foods
- Longhorn steakhouse baton rougeValvoline milford ma
- Loveseat recliner wall huggerTx tag login
- Wanton endangerment examplesRowlett liquor
- Chuck e cheese wikiRosewood zomboid
- Fox lake currency exchangeSubaru tpms reset
- Kaitlan collins partnerMaya restaurant prescott az