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image of a simple model of a human embryo depicted in bright colors against a black background
Should we rethink our legal definition of a human embryo? Scientists can now create realistic human embryo models in the lab, leading some to suggest that we rethink how we legally define an embryo.
Little girl peeking out from the curtain.
What causes a 'nervous stomach'? Stress can cause "nervous stomach," but what is the link between negative emotions and uncomfortable digestive symptoms?
Doctor explains mammogram procedure to woman
Cancer screening may not extend lives, new study suggests. But experts say it's flawed. A new analysis of screening tests for four types of cancer suggests that only one actually increases life span, on average. But what do scientists think?

Latest about Health

Young woman pouring small white pills from a bottle onto her hand as she sits on her living room floor

Blood clot risk linked to taking common painkillers alongside certain hormonal birth control

By Emily Cooke published

Using NSAIDs and hormonal birth control together increased the overall risk of blood clots in women in the study, but the researchers stressed that the overall risk is still low.

Medicine & Drugs
A blob-like sphere of cells shown with color coded compartments against a dark background

Most advanced lab-made human embryo models look like the real thing

By Nicoletta Lanese published

New models of human embryos grown in the lab closely mimic the structure of actual embryos.

Fertility, Pregnancy & Birth
Feet of a man dangling over the edge of a cliff as he sits at the edge

How do some people survive falls from great heights?

By Emily Cooke published

Surviving a fall from a great height is medically improbable, but not impossible. How do some people survive?

Health
tightly coiled DNA shown in orange wrapped around a large blue protein, called a histone

DNA's 'topography' influences where cancer-causing mutations appear

By Rebecca Sohn published

The topographical features of DNA in the body may dictate where and when cancer-causing mutations appear in its code.

Cancer
Sleeping toddler with oxygen tube in his nose sleeps lays in a hospital bed

RSV spread in the Southeastern US hints that season will soon ramp up nationwide

By Nicoletta Lanese published

A rise in RSV cases in Florida and Georgia signals that the nationwide RSV season will soon begin.

Viruses, Infections & Disease
A man riding a peloton bike in his lounge

Save $200 with this Peloton Bike deal.

By Ravi Davda published

DEAL The Peloton Bike is reduced by $200 at Amazon. It’s beautifully designed and is a game-changer for those who struggle with workout motivation.

DEAL
spindle-shape muscle cells shown depicted in bright green and blue against a black background

CRISPR used to 'reprogram' cancer cells into healthy muscle in the lab

By Emily Cooke published

In a new study, stopping skeletal-muscle cancer cells from making a specific protein forced them to turn into healthy muscle cells.

Cancer
purOxygen P500 air purifier

purOxygen P500 review

By Joanne Lewsley published

REVIEW It may be boxy in design, but the purOxygen P50 offers advanced four-stage filtration — find out how we got on with it in our at-home testing.

REVIEW
Blue Pure 511 air purifier

Blue Pure 511 review

By Joanne Lewsley published

REVIEW Affordable and compact, the Blue Pure 511 is a modest air purifier that pleasantly surprises without overwhelming.

REVIEW
Vibrio Vulnificus bacteria

CDC health warning issued after 5 killed by 'flesh-eating' bacteria across East Coast

By Emily Cooke published

Vibrio vulnificus infections normally occur in warmer waters in the Gulf Coast, but rising global coastal sea temperatures have made infections in the eastern U.S. more common.

Viruses, Infections & Disease
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