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.

L ooking for a fun way to help students learn about the human body? This human body systems crossword puzzle is a great hands-on activity that makes understanding how our bodies work both engaging ...

An introduction to the amazing functions of the human body's nervous system. An introduction to the amazing functions of the human body's nervous system. This extremely advanced part of our ...

For most of human history ... is important for regulating the immune system, and may be an important way that cancer cells spread through the body. Sometimes what appears to be a new structure ...

the author of a new book called The Joy of Sweat, that is all about, you guessed it, the science of sweating. Turns out human sweat — our body's air conditioning system — is really pretty tame ...

The human body is a pretty awesome and complex place. You probably know about muscles, bones, joints, tendons and ligaments already, but do you know anatomical muscle slings? The sling systems ...

The human skeletal system consists of all of the bones, cartilage, tendons, and ligaments in the body. Altogether, the skeleton makes up about 20 percent of a person’s body weight. An adult’s ...

For 150 years, 98.6 degrees Fahrenheit was thought to be the average body temperature for a healthy human being ... of microbes and help the immune system work faster. Because body temperature ...

Total cell mass does not equal total body mass, because bodies also include large volumes of water. (Calculated for a 60-kilogram female form.) Different systems in the human body account for ...