What causes significant fluctuations in heart rate?
Disease description:
The last time my heart rate was measured, it was 120. Today, it was measured at 98. The doctor said the fluctuation is quite significant. May I ask why heart rate fluctuations can be so large?
Doctor's answer (1)
Dr. Wang Xin
Significant fluctuations in heart rate specifically refer to notable and irregular changes in heart rate under resting conditions, a condition that may be caused by various factors.
Physiological factors represent a common category causing heart rate fluctuations. These include, but are not limited to, emotional and psychological variations, irregular sleep patterns such as staying up late and insomnia, as well as the consumption of stimulating beverages like coffee, strong tea, and alcohol. These factors often can activate the sympathetic nervous system, promoting an increase in heart rate and thus causing fluctuations.
Pathological factors include diseases of the heart itself, such as arrhythmia and coronary heart disease, which can directly affect the stability of the heart rate; imbalances in the endocrine system, such as hyperthyroidism or hypothyroidism, can also interfere with normal regulation of the heart rate; diseases of the nervous system and certain medications' side effects can also contribute to heart rate fluctuations.
For patients experiencing significant heart rate fluctuations, a comprehensive physical examination is recommended. In daily life, cultivating good living habits, such as maintaining regular作息 (作息 translates to作息 time作息, but since it's not clear in English, it's better to use作息 time作息 as a placeholder or consider context), avoiding excessive fatigue and prolonged mental stress, is advised.
