
Heart rate: What's normal? - Mayo Clinic
Oct 22, 2025 · A normal resting heart rate for adults ranges from 60 to 100 beats per minute. A heart rate above or below that may signal a health condition.
Exercise intensity: How to measure it - Mayo Clinic
Aug 25, 2023 · Multiply your age by 0.7 and subtract the total from 208 to get your maximum heart rate. Calculate your resting heart rate by counting how many times your heart beats each minute when …
How fit are you? See how you measure up - Mayo Clinic
Jan 18, 2024 · The target heart rate zone is a heart rate range that gives your heart and lungs a good workout. This zone ranges from 50% to 85% of the maximum heart rate (MHR) for your age.
Bradycardia - Symptoms and causes - Mayo Clinic
Dec 13, 2024 · A slow heart rate isn't always a concern. For example, a resting heart rate between 40 and 60 beats a minute is common in some people, particularly healthy young adults and trained …
Blood pressure chart: What your reading means - Mayo Clinic
Feb 28, 2024 · A blood pressure measurement over 180/120 mm Hg is called a hypertensive emergency or crisis. Seek emergency medical help for anyone with these blood pressure numbers. Your …
Heart transplant - Mayo Clinic
Jan 19, 2024 · A heart transplant is an operation in which a failing heart is replaced with a healthier donor heart. Heart transplant is a treatment that's usually reserved for people whose condition hasn't …
Beta blockers: How do they affect exercise? - Mayo Clinic
Dec 20, 2023 · Beta blockers slow the heart rate. Taking a beta blocker can keep your heart rate from going up the way it usually does when you exercise. So you might not be able to reach your target …
Vasovagal syncope - Symptoms and causes - Mayo Clinic
Feb 15, 2025 · Vasovagal syncope can happen without a trigger. During a vasovagal syncope episode, your heart rate slows, and the blood vessels in your legs widen. This allows blood to pool in your …
Guanfacine (oral route) - Side effects & dosage - Mayo Clinic
Nov 1, 2025 · You or your child will also need to have your blood pressure and heart rate measured before starting this medicine and while you or your child are using it. If you notice any change to you …
Atrial fibrillation - Symptoms and causes - Mayo Clinic
Oct 3, 2025 · Permanent. The irregular heart rhythm can't be reset. Medicines are needed to control the heart rate and to prevent blood clots. When to see a doctor If you have symptoms of atrial fibrillation, …