The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Redheads require more anesthesia to 'go under' than other hair colors do.
50
You see your nose at all times, your brain just chooses to ignore it.
30
Only 1% of bacteria cause disease.
45
Ingrown toenails are hereditary.
15
We blink 25 times a minute.
51
Every cigarette smoked cuts at least five minutes of life on average, which is roughly the time it takes to smoke one cigarette.
118
Like fingerprints, everyone's tongue print is different!
71