Skeletal muscles are attached to bone structures and cannot stay long in a flexed position without depleting their energy reserves.
Exercise regularly and you'll reap the benefits, but how, exactly, does exercise make us healthier?
If you've ever had your blood pressure checked. But did you ever wonder why it's your upper arm that gets the big squeeze, rather than your wrist or your leg?
You may have heard of a recent study claiming that eating a low fat diet does nothing to prevent heart disease and cancer.
Do insects even have hearts? Sure they do, but their hearts are somewhat different from human hearts.
“Squares” was the somewhat rude but good-natured term used for people who have consistent, if perhaps a little bland, emotional lives. A long-term study conducted from 1942 to the present suggests that squares have the last laugh. Learn more on this Moment of Science.
Learn about the dangers and benefits to eating salmon, on this Moment of Science.
It's pretty well established that education is important. But learning begins a lot earlier than you might think. "Fetus Learning" on this Moment of Science.
Can you choke a fly? Find out on this Moment of Science.
Swollen Hands and Walking, on today’s Moment of Science. Do your hands swell up when you walk? If they do, it probably has to do with your circulation. The circulatory system is a one way street. Blood flows away from the heart in the arteries, down the arms and legs then back up to the [...]