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How to take your pulse - Mayo Clinic
Apr 16, 2024 · A pulse is the heart rate. It's the number of times the heart beats in one minute. The pulse can be measured using the radial artery in the wrist or the carotid artery in the neck. Heart rates vary from person to person. Knowing your …
Tachycardia - Symptoms and causes - Mayo Clinic
Dec 15, 2023 · Tachycardia is an increased heart rate for any reason. If a fast heart rate is caused by exercise or stress, it's called sinus tachycardia. Sinus tachycardia is a symptom, not a condition. Most heart conditions can lead to different forms of tachycardia. Irregular heart rhythms, called arrhythmias, are one cause.
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. Aim for 50% to 70% of MHR when you do moderately intense activities and 70% to 85% of MHR when you do vigorous activities.
Exercise intensity: How to measure it - Mayo Clinic
Aug 25, 2023 · This is your target heart rate at 70% intensity. Now multiply 96.5 by 0.85 (85%) to get 82, then add your resting heart rate of 80 to get 162.03. This is your target heart rate at 85% intensity. Your target heart rate zone for vigorous exercise is 148 to 162 beats per minute, rounded to whole numbers.
Mayo Clinic corrected QT interval (QTc) calculator - Medical ...
Worried about QT interval prolongation? This online evidence based resource will help guide you how to measure the QT interval and calculate the QTc value with an easy to use calculator which takes into account the patients underlying rhythm, gender and age.
Blood pressure chart: What your reading means - Mayo Clinic
Feb 28, 2024 · The top number measures the pressure in the arteries when the heart beats. Bottom number, called diastolic pressure. The bottom number measures the pressure in the arteries between heartbeats. The American College of Cardiology and the American Heart Association divide blood pressure into four general categories.
Ejection fraction: An important heart test - Mayo Clinic
Jan 29, 2025 · Ejection fraction is a measurement of the percentage of blood leaving the heart each time it squeezes. When the heart squeezes, it's called a contraction. Ejection fraction is just one of many tests your healthcare professional may use to see how your heart works. The heart squeezes and relaxes ...
How to measure your respiratory rate - Mayo Clinic
Mar 23, 2020 · Your respiratory rate is also known as your breathing rate. This is the number of breaths you take per minute. You can measure your breathing rate by counting the number of breaths you take over the course of one minute while …
Electrocardiogram (ECG or EKG) - Mayo Clinic
Apr 2, 2024 · The heart rate is the number of times the heart beats a minute. You can measure your heart rate by checking your pulse. But an ECG may be helpful if your pulse is difficult to feel or too irregular to count accurately. ECG results can help diagnose an unusually fast heart rate, called tachycardia, or an unusually slow heart rate, called ...
Heart failure - Diagnosis and treatment - Mayo Clinic
Jan 21, 2025 · Ejection fraction is a measurement of the percentage of blood leaving your heart each time it squeezes. This measurement is taken during an echocardiogram. The result helps classify heart failure and guides treatment. An ejection fraction of 50% or higher is considered ideal. But you can still have heart failure even if the number is considered ...