You can alleviate a tickly throat by scratching your ear.
9
The heart pumps about 1 million barrels of blood during an average lifetime!
30
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
Enamel is hardest substance in the human body.
61
Flu shots only work about 70% of the time.
18
A fetus develops fingerprints at eighteen weeks!
32
A man once sued his doctor because he survived his cancer longer than the doctor predicted.
74