Health
Research and discoveries about medicine, the human body and living healthier lives.
Latest in Health
Health · 20 Oct 2026
Cannabis May Fragment Your Sleep Without You Noticing
In a 35-year study, people with more lifetime cannabis use had more broken, less efficient sleep on wrist monitors, yet they did not report sleeping worse.
Health · 19 Oct 2026
Your Chromosome Caps May Have Started as a Bacterial Weapon
A newly discovered bacterial antiviral system builds repetitive DNA the way telomerase caps our chromosomes, and evolutionary trees suggest the two share an ancient ancestor.
Health · 18 Oct 2026
Menopause Is a Cliff, Not a Slope
An analysis of more than 300 million lab tests suggests menopause brings a sudden shift across dozens of body systems, not just reproductive hormones, while men show no such jump.
