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  1. 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.

  2. Frecuencia cardíaca: ¿cuál es la normal? - Mayo Clinic

    Dec 18, 2025 · Una frecuencia cardíaca en reposo normal para los adultos oscila entre 60 y 100 latidos por minuto. Tu frecuencia cardíaca en reposo es la cantidad de veces que tu corazón late cada …

  3. 心率:什么情况才算正常? - 妙佑医疗国际 - Mayo Clinic

    Dec 31, 2025 · 妙佑医疗国际的亚利桑那州、佛罗里达州和明尼苏达州以及妙佑区域医疗系统地点均接受约诊。 成人正常静息心率为每分钟 60-100 次。 静息心率是指您在清醒、平静且不活动的情况下, …

  4. Exercise intensity: How to measure it - Mayo Clinic

    Aug 25, 2023 · If you think you're working hard, your heart rate is probably higher than usual. Your heart rate. Your heart rate offers a more fact-based look at exercise intensity. In general, the higher the …

  5. Tachycardia - Symptoms and causes - Mayo Clinic

    Dec 15, 2023 · Learn more about the symptoms and treatment of this heart rhythm disorder, which causes a rapid heart rate.

  6. Heart palpitations - Symptoms & causes - Mayo Clinic

    Mar 11, 2022 · Heart palpitations (pal-pih-TAY-shuns) are feelings of having a fast-beating, fluttering or pounding heart. Stress, exercise, medication or, rarely, a medical condition can trigger them. …

  7. Bradycardia - Symptoms and causes - Mayo Clinic

    Dec 13, 2024 · Bradycardia (brad-e-KAHR-dee-uh) is a slow heart rate. The hearts of adults at rest usually beat between 60 and 100 times a minute. If you have bradycardia, your heart beats fewer …

  8. Heart arrhythmia - Symptoms and causes - Mayo Clinic

    Oct 13, 2023 · Coronary artery disease, other heart problems and previous heart surgery. Narrowed heart arteries, a heart attack, heart valve disease, prior heart surgery, heart failure, cardiomyopathy …

  9. Ejection fraction: An important heart test - Mayo Clinic

    Jan 29, 2025 · Weakness of the heart muscle, such as cardiomyopathy. Heart attack that damaged the heart muscle. Heart valve disease. Long-term, uncontrolled high blood pressure. Ejection fraction …

  10. Atrial fibrillation - Symptoms and causes - Mayo Clinic

    4 days ago · Atrial fibrillation (AFib) is a heart rhythm disorder. In a typical heart, a group of cells called the sinus node sends electrical signals that start each heartbeat. The signals go across the upper …