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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

Portrait of young Asian woman having a walk in the park, enjoying the warmth of sunlight on a beautiful Autumn day outdoors and breathing fresh air with eyes closed. Relaxing in the nature under maple trees - stock photo.

'A direct relationship between your sense of sight and recovery rate': Biologist Kathy Willis on why looking at nature can speed up healing

By Alexander McNamara published

Biologist Kathy Willis spoke to Live Science about how touching wood makes us calmer, why looking at a picture of a savanna is calming and how walking through a forest changes our gut microbes.

Health
A young woman face-palms in frustration

Forgetting may provide a surprising evolutionary benefit, experts say

By Sven Vanneste, Elva Arulchelvan published

If you didn't forget things, you'd be in for a world of trouble.

Memory
illustration of a flu virus depicted in bright colors with the genetic material at its center exposed

H5N1 bird flu is evolving to better infect mammals, CDC study suggests

By Kamal Nahas published

Rising H5N1 bird flu cases in the U.S. prompted the CDC to study the virus in ferrets, revealing it may have the potential to spread and cause severe symptoms in other mammals.

Flu
African American woman setting up air purifier

Six benefits of an air purifier

By Lou Mudge last updated

Reference We look at the potential benefits of air purifiers and how these air-cleaning devices can help manage indoor air quality.

Reference
air purifier standing next to a wall covered with mold

Do air purifiers help with mold?

By Lou Mudge, Anna Gora last updated

Reference Can air purifiers help reduce the symptoms of mold allergy?

Reference
person switching on a dehumidifier

Dehumidifier vs air purifier: What’s the difference?

By Lou Mudge last updated

We pit air purifiers against dehumidifiers to get to the bottom of what each appliance really does.

Health
Humidifier sitting among indoor plants

Air purifiers vs humidifiers: What's the difference?

By Lawrie Jones last updated

REFERENCE We take a look at air purifiers vs humidifiers to get a sense of the differences.

REFERENCE
A woman completes a vision exam in the doctor's office

LED device treats leading cause of vision loss with light therapy, FDA says

By Nicoletta Lanese published

The Food and Drug Administration will allow a new device to be marketed as a treatment for dry age-related macular degeneration.

Medicine & Drugs
Close-up of a woman holding her hands over her pelvis in pain. She is wearing a brown checked shirt and blue denim jeans and is sat on a white couch.

Migraine molecules may drive endometriosis pain. Existing drugs might help.

By Emily Cooke published

Pain-sensing neurons exchange signals with immune cells that drive endometriosis, sparking the pain associated with the condition, new research suggests.

Fertility, Pregnancy & Birth
an illustration of a pink, rod-shaped bacterial cell against a black background

E. coli in the gut may fuel a 'chain reaction' leading to Parkinson's, early study suggests

By Nicoletta Lanese published

Two recent chemistry studies pinpoint reactions that may link the gut microbiome to the development of Parkinson's disease.

Health
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