Health Top Stories

Rio 2016 Olympic stadium

Matthew Stockman/Getty Images

What threat does Zika pose to the Olympics?

Well before the Zika epidemic began in Brazil last year, Olympics organizers knew they would face a challenge in keeping the approximately 16,000 athletes and 600,000 visitors to Rio de Janiero healthy.

Zika mosquitos not for media gallery

USDA via CNN

3 deaths linked to Zika virus in Venezuela

Three people have died in Venezuela from complications related to the Zika virus, President Nicolas Maduro said.

There have been 319 confirmed cases of the Zika virus in the nation, state-run newspaper Correo Del Orinoco reported Thursday.

Venezuela's...

brain

iStock/hidesy

How your brain works against your best intentions

Have you ever tried to stop yourself from doing something, but were unable to summon up the willpower? A new study finds your brain might be working against your best intentions, and scientists think they might know what could help you unlock your better self.

Prescription drugs, pills

David Rust/CNN

Clinton, Bush biggest recipients of Pharma donations

When former Turing Pharmaceutical CEO Martin Shkreli announced that he was increasing the price of an HIV drug called Daraprim by nearly 5,000%, he turned the cost of prescription drugs into a political issue.

Elderly senior citizen's hand held by younger hand

iStock/ tepic

Why Americans don't live as long as Europeans

Americans die younger than people in other high-income countries, and drug poisonings, gun injuries and motor vehicle crashes are largely to blame, a study finds.

Silicon_Valley

How Silicon Valley is dealing with mental illness

It was less than a year ago that Adrienne Heinz lost her brother, Austen, who committed suicide after a lifelong battle with depression.

Sleeping woman

xautumnx/FreeImages.com

These earplugs could replace your noise machine

Should everything be "smart?"

Mosquito Zika virus

Public Domain

What are the chances I'll get the Zika virus?

The Zika virus was discovered nearly 70 years ago, but chances are you probably hadn't heard of it until the past few months.

Chocolate with spoon

Alexandra Willingham/CNN

Chocolate: Where do we stand?

Who doesn't love chocolate? Even if it's not your favorite sweet treat, you can probably agree that the confection conjures thoughts of love, pleasure and reward.

But in case you need one more reason (or 10) to celebrate chocolate, just look to scien...

Medical marijuana

KDVR

Study: Teenage weed use may hurt verbal skills later

People who smoked weed regularly as teenagers remembered fewer words as they entered middle age, according to a new study published online by JAMA Internal Medicine.

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