Speaking with NBC News, study co-author Dr. Monika Goyal said the issue typically is one of cost, not that girls are "caught ...

"Think about how much relationships in our world have changed in the last 50 years, with massive cultural and technological ...

“People with higher self-esteem tend not only to be sexually active more often, but also to be more satisfied with their ...

There was some good news: The U.S. death rate from the heart abnormalities in newborns fell from 36.1 per 100,000 live births ...

Shares in Hong Kong and mainland China rocketed Monday, extending last week's surge after Chinese authorities unveiled a raft ...

Sam Darnold completed 20 of 28 passes for 275 yards, three touchdowns and one interception, and the visiting Minnesota ...

The Kansas City Chiefs believe wide receiver Rashee Rice tore his ACL during a 17-10 victory over the Los Angeles Chargers on ...

Samaje Perine snapped a fourth-quarter tie with a short touchdown run and Patrick Mahomes shrugged off a slow start to throw ...

Denver Broncos running back Tyler Badie has been ruled out after he was taken to the locker room via spine board at the end ...

A South Korean court handed a three year jail term Monday to a former Seoul district police chief over a crush that killed ...

Naomi Osaka is braced for a "battle" after setting up a clash Monday with Coco Gauff in the China Open last 16 while top seed ...