Flu shots only work about 70% of the time.
18
While 7 men in 100 have some form of color blindness, only 1 woman in 1,000 suffers from it.
50
The levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
112
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
12
Chocolate, sex, and laughter are all important for a healthy brain.
37
Your skin is actually an organ.
88
If you cut a 'V' shape into your toe nails, you can prevent 'in-grown' toe nails.
22
The human brain uses approximately as much energy as a 10 watt light bulb.
120