The chemicals indole and skatole, which help to account for the particular smell of human feces, are used as ingredients in perfume!
-3
Your heart rate can rise as much as 30% during a yawn.
69
A human being loses an average of 40 to 100 strands of hair a day.
133
The whiter your tongue, the more germs there are on it.
88
Redheads require up to 20% more anesthesia to be knocked out.
112
The smallest human penis ever recorded was just 5/8 of an inch long!
77
People who sleep late have more mental stamina and can outperform early risers.
33
The average person who stops smoking requires one hour less sleep a night.
79