Relations (1)

related 2.00 — strongly supporting 3 facts

Cortisol is a key hormonal marker used to study the regulation and disruption of circadian rhythms, as evidenced by its inclusion in clinical research on sleep-wake cycles [1], [2] and its role in the hormonal imbalances caused by sleep deprivation [3].

Facts (3)

Sources
Extent and Health Consequences of Chronic Sleep Loss and ... - NCBI ncbi.nlm.nih.gov Colten HR, Altevogt BM · National Academies Press 2 facts
claimWeyerbrock et al. (1996) investigated the effects of light and chronotherapy on human circadian rhythms, specifically examining cytokines, cortisol, growth hormone, and the sleep-wake cycle in patients with delayed sleep phase syndrome.
claimWeyerbrock, Timmer, Hohagen, Berger, and Bauer studied the effects of light and chronotherapy on human circadian rhythms, specifically examining cytokines, cortisol, growth hormone, and the sleep-wake cycle in patients with delayed sleep phase syndrome.
Long-Term Effects of Chronic Sleep Deprivation empowersleep.com Empower Sleep 1 fact
claimChronic sleep deprivation causes hormonal imbalances involving cortisol, growth hormone, and melatonin, which result in increased stress, impaired tissue repair, and disrupted circadian rhythms.