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The male sexual organ is more complicated than it might seem.
THE BODY
Taking in oxygen to power your whole body is just one part of your lung function. Altogether, your lungs are a highly efficient machine—and they do a lot more than you might think.
Discover more about the origins of toenails—plus the real reasons why your toenails may be getting thicker and changing colors.
Body fat is not just something to get rid of. It plays important roles in the human body, from regulating metabolism to storing energy.
Worried about the health risks that come with shoveling show? Here's what you need to know, plus a few tips for how to do it safely.
Not only is the liver your largest internal organ; it is in charge of hundreds of bodily processes ranging from fighting infection to manufacturing proteins and hormones to helping your blood clot.
It’s less than an inch in diameter.
René Descartes once described the pineal gland as “the principal seat of the soul.” Medical knowledge has vastly progressed since his time, though. Here’s what we know about this critical organ.
You might think they’re unnecessary, because so many people have had their tonsils removed—but tonsils actually serve an important role in your immune system.
“Fart walks” could be the answer to your gastrointestinal woes.
Anesthesia is a complex mixture of medications that lessen pain during procedures. Different types affect the body in different ways.
China, Chile, and New Zealand are a few places that have historic mummies of their own.
Fall just got more colorful for colorblind visitors to Virginia’s state parks.
Not only is there a chronic shortage of organ donations in the U.S.—there multiple myths about the process.
You're not going to stand as tall at 70 as you did at 30. Here's why.
Caffeine is just one of the things that may be to blame for the irritating spasms.
It's to get the blood flowing—or is it?
Humans share some of their body parts’ name origins with fish, cows, and dolls.
Seasickness happens when a person’s body struggles to grow accustomed to a boat’s motion patterns, causing them to feel unsteady and often nauseated. But land sickness happens in reverse.