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Palpitations are perceived abnormalities of the heartbeat characterized by awareness of cardiac muscle contractions in the chest, which is further characterized by the hard, fast and/or irregular beatings of the heart. [1] Symptoms include a rapid pulsation, an abnormally rapid or irregular beating of the heart. [1]
Tachycardia, also called tachyarrhythmia, is a heart rate that exceeds the normal resting rate. [1] In general, a resting heart rate over 100 beats per minute is accepted as tachycardia in adults. [1] Heart rates above the resting rate may be normal (such as with exercise) or abnormal (such as with electrical problems within the heart).
Deep sleep refers to slow-wave sleep — a stage in the sleep cycle when brain waves slow down. ... This deep sleep stage makes up about 45 percent of your total sleep. Your heart rate slows and ...
Heart rate is the frequency of the heartbeat measured by the number of contractions of the heart per minute (beats per minute, or bpm). The heart rate varies according to the body's physical needs, including the need to absorb oxygen and excrete carbon dioxide.
A March 2020 study published in Circulation suggested that the American Heart Association add "sleep" to Life's Simple 7 measures for good cardiovascular health, along with other measures like ...
The Sleep Issue That Could Be a Heart Disease Warning Sign Snoring isn't just an annoyance to any applicable bed partner (or the person three doors down). "Snoring can be a sign of underlying ...