Meaning & use

chronotherapy

noun·Advanced

A medical treatment approach that times doses of light, medication, or activity to the body's natural rhythms.

See it in a sentence

Chronotherapy uses timed light exposure to help reset the sleep cycles of people with insomnia.

Doctors sometimes recommend chronotherapy to gradually shift a patient's sleep schedule earlier.

A note on using this word

Chronotherapy is grounded in chronobiology, the broader study of how timing affects biological processes.

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