Your tongue is the only muscle in your body that is attached at only one end.
173
Deep Breathing gives you health benefits similar to aerobics.
39
Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
252
When you get blackout drunk, you don't actually forget anything; your brain wasn't "recording" in the first place.
23
Your heart rate can rise as much as 30% during a yawn.
69
Your heart beats over 100,000 times a day!
54
Men have larger hearts; women's hearts beat faster.
77