Circadian Rhythm

Circadian Rhythm

Definition

Circadian rhythm is your body's natural clock that helps regulate sleep and wake cycles over a 24-hour period. It influences when you feel sleepy or alert, based on factors like light and darkness.

Example

If you notice you feel sleepy around the same time each night, that's your circadian rhythm at work, helping you know when it's time to go to bed.

Synonyms

biological clock sleep-wake cycle daily rhythm

Frequently Asked Questions

What is a normal circadian rhythm?

A normal circadian rhythm is a natural, internal process that regulates the sleep-wake cycle, typically following a 24-hour pattern. It aligns with environmental cues like light and darkness, promoting alertness during the day and sleepiness at night.

How do you reset your circadian rhythm?

To reset your circadian rhythm, maintain a consistent sleep schedule by going to bed and waking up at the same time daily. Additionally, increase exposure to natural light in the morning and reduce artificial light exposure in the evening.

How do I tell if my circadian rhythm is off?

Signs that your circadian rhythm may be off include difficulty falling or staying asleep, waking up at irregular times, and feeling excessively sleepy during the day. If your sleep patterns are inconsistent or you feel fatigued, it may indicate a disruption.

What is meant by a circadian rhythm?

A circadian rhythm is a biological clock that regulates various physiological processes, including sleep-wake cycles, over a roughly 24-hour period. It is influenced by external factors like light and plays a crucial role in maintaining overall health.

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