Body clock & timing
Chronotype, social jetlag and melatonin: how the internal clock meets an external timetable.
2 posts, newest first. Other topics: Tiredness & recovery · Waking & bedtime · Sleep habits & environment
Posts in this topic
Body clock & timing
Night Owls and the Morning Clock: When Chronotype Meets Social Jetlag
A late sleep preference is real. Chronotype, social jetlag and schedule mismatch explain more than a morning-person morality tale.
Body clock & timing
Why Melatonin Doesn’t Work (And What Actually Does)
Melatonin is primarily a timing signal with sleep-promoting effects. Light, timing, dose, product quality and the problem underneath all matter.