The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
About 400 different kinds of microbes live on and in the human body.
-3
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
Gardening is said to be one of the best exercises for maintaining healthy bones.
40
Flu shots only work about 70% of the time.
18
Laughing could dramatically improve your health – and be as good for you as a deep state of meditation, researchers have found.
28
The human heart creates enough pressure to squirt blood 30 ft.
37
Pain occurs when sounds are above 130 db.
124