Circadian Rhythms

Health The hidden health costs of artificial nighttime light

Neuroscientist Randy J. Nelson reveals how artificial light at night disrupts sleep, mood, immunity, and healing—and how we can fight back.

Health Scientists discover the secret to keeping your biological clock on track Mac Oliveau

Health Irregular sleep patterns linked to early muscle aging and reduced strength over time

Discoveries This simple morning activity is the secret to a good night’s sleep

Discoveries Trouble falling asleep at night? Research results are truly eye-opening