Your wounds heal faster if you lick them, you instinctively do this for that reason. Tears help, too.
20
Human thigh bones are stronger than concrete!
63
There's 100 trillion good bacteria living in your body.
17
Like fingerprints, everyone's tongue print is different!
71
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
12
The human brain doesn't stop developing until about 25 years old.
102
One or two alcohol drinks a day can be anti-inflammatory.
75
