From the age of thirty, humans gradually begin to shrink in size.
1
Your hair grows faster in the morning than at any other time of day.
91
Flu shots only work about 70% of the time.
18
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
Human thigh bones are stronger than concrete!
63
Your stomach produces a new layer of mucus every two weeks so that it doesn't digest itself.
160
Tap water in Canada is held to a higher health standard than bottled water.
19