Heart rate: What's normal? - Mayo Clinic
2022年10月8日 · A normal resting heart rate for adults ranges from 60 to 100 beats per minute, according to Mayo Clinic. Factors such as age, fitness, medications and emotions can affect your heart rate.
Tachycardia - Symptoms and causes - Mayo Clinic
2023年12月15日 · Tachycardia is a fast heart rate over 100 beats a minute caused by various arrhythmias. Ventricular tachycardia is a type of tachycardia that starts in the lower heart chambers and can be life-threatening. Learn about the …
Blood pressure chart: What your reading means - Mayo Clinic
2024年2月28日 · Systolic pressure is the top number that measures the pressure in the arteries when the heart beats. Diastolic pressure is the bottom number that measures the pressure in the arteries between heartbeats. Learn how to interpret your blood pressure reading and what to do if it is high or low.
Bradycardia - Symptoms and causes - Mayo Clinic
2022年5月7日 · Bradycardia is a slow heart rate that can be caused by various factors, such as heart damage, medications, or thyroid problems. Learn about the symptoms, complications, and treatments of bradycardia, and how it differs from sinus node problems and heart block.
Exercise intensity: How to measure it - Mayo Clinic
2023年8月25日 · Learn how to gauge your exercise intensity by how you feel or your heart rate. Find out your maximum heart rate and target heart rate zones for moderate and vigorous activity.
BPM到底应该怎么理解才准确？ - 知乎
2019年11月11日 · BPM是Beat Per Minute的缩写，表示每分钟拨出多少次拍子，用于描述音乐的节奏速度。本文介绍了BPM和Tempo的区别、换算方法和在吉他、鼓等乐器上的实践，以及BPM在业务流程管理中的含义。
Heart arrhythmia - Symptoms and causes - Mayo Clinic
2023年10月13日 · Learn about the types, causes and symptoms of heart arrhythmia, an irregular heartbeat that can be harmless or life-threatening. Find out how to treat and prevent heart arrhythmia with medicines, devices or surgery.
Mayo Clinic corrected QT interval (QTc) calculator - Medical ...
Use this tool to measure the QT interval and calculate the QTc value with an easy to use calculator. The QTc value reflects the corrected QT interval and is influenced by the patient's underlying rhythm, gender and age.
Low blood pressure (hypotension) - Symptoms and causes
2024年6月13日 · Symptoms. Low blood pressure symptoms can include: Blurred or fading vision. Dizzy or lightheaded feelings. ...
Supraventricular tachycardia - Symptoms and causes - Mayo Clinic
2024年3月7日 · Overview. Supraventricular tachycardia (SVT) is a type of irregular heartbeat, also called an arrhythmia. It's a very fast or erratic heartbeat that affects the heart's upper chambers.