The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
According to Harris Interactive, 70% of men and 57% of women shower daily.
75
Babies' eyes do not produce tears until the baby is approximately six to eight weeks old.
58
The “cheerleader effect”, the theory that girls look more attractive in groups, is scientifically proven.
8
Yawns are more contagious among people with closer relationships.
163