The human body is a wonderous thing, especially when you consider how intricate and efficient each bodily system is. For instance, an adult’s blood vessels could encircle the earth 2.5 times if ...

Learn all about the human body's many systems and some of its individual organs, both vital and vestigial. When you purchase through links on our site, we may earn an affiliate commission.

Imagine seeing your body from the inside out, a hidden world where more than 30 trillion cells are constantly renewing and regenerating to keep you alive. Men typically have around 36 trillion cells, ...

How many organs are there in the body? To date, there are 79 generally recognized organs in the human body, both internal and external. This is not a question with a direct answer, as strength ...

In short, there’s no definite answer to this question. The estimated number is between 250 and 350. The human body has three main types of joints. They’re categorized by the movement they allow: ...

Ultraweak biophotons largely caused by metabolic processes could play a key role in noninvasive health testing.

“An Estimation of the Number of Cells in the Human Body.” The authors–a team of scientists from Italy, Greece, and Spain–admit that they’re hardly the first people to tackle this questio ...

For years, TRISH has supported research projects and studies that aim to solve the challenges of human exploration in space ... the bones in the lower part of your body (legs, hips, and spine) are ...

There are around 10.5 pints of blood in the average human adult body, but this can vary based on factors such as a person’s age and size. It accounts for around 7–8% of an adult’s body weight.

And a big part of their mission is researching how space changes the human body. SpaceX's highly anticipated Polaris Dawn mission is set to launch later this summer with an all-civilian crew.

beyond which the human body can no longer cool itself by evaporating sweat from the surface of the body to maintain a stable body core temperature. It was not until recently that this limit was ...