Melatonin Suppression
Explore how prolonged daylight, like Alaska's midnight sun, affects sleep patterns by suppressing melatonin, the hormone regulating sleep-wake cycles.
![Midnight Sun in Alaska: 84 Days of Unending Daylight Begin After a Brief Sunset]()
Midnight Sun in Alaska: 84 Days of Unending Daylight Begin After a Brief Sunset
Published on 5/12/2026
