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Close-up picture of a Tibetan woman looking into the distance. She is carrying a baby in a shawl on her back. The background of the image is blurry.
Natural selection is unfolding right now in these remote villages in Nepal Physiological traits that help Tibetan women survive at high altitudes are being selected for within the population, meaning they may be becoming more common, new research hints.
A close-up of chickens in an industrial farm
Bird flu could become deadlier if it mixes with seasonal flu viruses, experts warn As of now, 17 states have reported H5N1 bird flu cases in humans, but there is still no evidence for transmission between people. Could that change?
photo of a woman's hands holding a large table-top alarm clock and adjusting the time
The case against daylight saving, from a neurologist and sleep expert While that "extra" hour of sunlight in the evenings can be exhilarating, it comes with significant health trade-offs.

Latest about Health

One of the best air purifiers for allergies standing next to a dining table

Best air purifiers for allergies 2024

By Molly Cleary, Anna Gora last updated

BUYING GUIDE These are the best air purifiers for allergies you can buy in every category, from Levoit Core 600S and GermGuardian AC4825E to RabbitAir A3.

BUYING GUIDE
Apple Watch vs Garmin

Apple Watch vs Garmin: Which is better?

By Andrew Williams last updated

Apple Watch vs Garmin: the top smartwatch brand takes on the marathon runner’s favorite.

Exercise
Fitbit vs Apple Watch

Fitbit vs Apple Watch: Which fitness tracker is better?

By Maddy Biddulph last updated

Reference It’s time to settle the Fitbit vs Apple Watch debate.

Reference
A petri dish with colorful blobs of microorganism growth on it

Do any infectious diseases have a 100% fatality rate?

By Katherine Irving published

Researchers have made great strides to prevent deaths from fatal diseases, but the cures for some of them still elude us.

Viruses, Infections & Disease
A packet of ground beef seen from above.

Over 150,000 pounds of ground beef recalled nationwide after E. coli contamination

By Pandora Dewan published

At least 15 people have fallen sick as a result of eating contaminated ground beef, and health officials warn that the products may still be lurking in restaurant refrigerators.

Viruses, Infections & Disease
poor air quality and pollution over a city

6 symptoms of poor air quality

By Lou Mudge, Anna Gora last updated

Reference These are some of the common signs and symptoms of poor air quality, according to experts.

Reference
A woman in a face mask standing next to an air purifier

Do HEPA filters remove viruses?

By Dr. Christopher Oseh, Anna Gora last updated

REFERENCE Do HEPA filters remove viruses, and what's the science behind them?

REFERENCE
Thule Shine air purifier canopy

Thule Shine Air Purifier Canopy review

By Anna Gora published

The first ever stroller accessory designed to filter out air pollutants on the go — a gimmick or a sign of an upcoming trend?

Health
Close-up of someone placing one of their feet on a weighing scales. The foot on the scales is in focus, while the background is blurred.

Ancient hunter-gatherer DNA linked to higher BMI in modern Japanese people

By Emily Cooke published

A new study suggests that the DNA some modern Japanese people have inherited from ancient hunter-gatherers may increase BMI.

Genetics
A male runner is checking one of the best running watches while exercising

Best running watches 2024: Top 6 picks from Garmin, Coros and more

By Lloyd Coombes last updated

BUYING GUIDE These are the best running watches in every category, from Garmin Fenix 7 to Apple Watch Series 8 and Coros Pace 2.

BUYING GUIDE
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