Health news, features and articles
Explore Health
Editor's Picks
Latest about Health

The US is having its most active flu season in 15 years
By Hatty Willmoth published
The U.S. is currently experiencing very high levels of seasonal influenza across the country. Here's why.

Scientists just rewrote our understanding of epigenetics
By Jennifer Zieba published
DNA and RNA epigenetics, once thought to be separate, have now been found to work together to fine-tune gene expression.

Biological aging may not be driven by what we thought
By Nicoletta Lanese published
A new study draws a line between random genetic mutations and predictable epigenetic changes used to measure biological aging.

Best shoes for Peloton and indoor cycling 2025: Keep those pedals spinning with the best cycling footwear
By Sam Hopes last updated
BUYING GUIDE The best cycling shoes, from Peloton and Shimano RC1, to help you get the most out of your ride.

Best Fitbit watches 2025: Tried and tested
By Lloyd Coombes last updated
BUYING GUIDE The best Fitbit wearables, from simple fitness trackers to feature-packed smartwatches.

The exceptionally rare disease that causes holes to form in your brain
By Emily Cooke published
Creutzfeldt-Jakob disease is an extremely rare and fatal brain-wasting disease that's like a human version of "mad cow."

Best fitness trackers 2025: Measure steps, sleep, calories and more
By Andrew Williams, Anna Gora last updated
Buying Guide These are the best fitness trackers you can buy in every category, from Amazfit Balance and Garmin Fenix 8 to Oura Ring Gen 3.

Sex leaves 'microbial traces' on genitalia, even when a condom is used — scientists call it the 'sexome'
By Emily Cooke published
A new study has revealed that, during sex, male and female partners leave unique microbial "imprints" on each other, even when they use a condom.
Sign up for the Live Science daily newsletter now
Get the world’s most fascinating discoveries delivered straight to your inbox.