Among nearly 4.3 million pregnancies in a Medicaid database and a commercial insurance database, the adjusted pooled relative risk (RR) for congenital malformations overall was 1.01 (95% CI 0.95-1.08) ...

Some studies point to melatonin use as beneficial to heart health, while others say the opposite. Here’s how to make sense of ...

This collection on daily rhythms and energy metabolism invites research integrating the disciplines of sleep and circadian biology with exercise physiology. Congratulations to Tjale Schütz (University ...