Your Blood Vessels Could Circle Earth Four Times Laid end to end, an adult's blood vessels could circle Earth's equator four ...

Editor's Note: This story was included as an excerpt in WBUR's weekly health newsletter, CommonHealth. If you like what you read and want it in your inbox, sign up here. There are some questions ...

RICHMOND, Va. — What makes you happy? Is it the rich taste of chocolate, the serenity of a long walk on the beach or the rush of skateboarding? No matter what brings you joy, the impact of happiness ...

From periods of rapid aging in our 40s and 60s to ancient brains that don’t decompose, here are some of the year’s most intriguing stories about human biology It can sometimes feel like health ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Each human is a ...

Some people may worry about being bitten by a snake or spider, but have you ever considered what would happen if a small ...

Scientists published more than three dozen papers as part of the Human Cell Atlas, an effort to map the human body cell by cell. When you purchase through links on our site, we may earn an affiliate ...

A new analysis of more than 1,500 papers and 60 types of tissue has revealed the total number of cells in the human body. When you purchase through links on our site, we may earn an affiliate ...