It's in my DNA -- literally. Genetics play a part in ... There's a genetic factor to it. Night owls get a lot of flak because they stay up late and often have trouble getting up early for ...

Working night shifts is linked to circadian rhythm disruptions, which can damage DNA. Melatonin, a hormone that regulates ...

Zanif, U., et al. (2025) Melatonin supplementation and oxidative DNA damage repair capacity among night shift workers: a randomised placebo-controlled trial. Occupational and Environmental ...

Exposure to light during nighttime hours suppresses the production of melatonin, a hormone predominantly produced at night that regulates sleep. Reduced melatonin levels can impair the body's ability ...

Researchers observed a borderline statistically significant 1.8-fold increase in urinary 8-OH-dG excretion during day sleep in association with the melatonin intervention. HealthDay News — For ...

Your DNA has a big impact on your sleep ... There's a genetic factor to it. Night owls get a lot of flak because they stay up late and often have trouble getting up early for traditional school ...