Babies' eyes do not produce tears until the baby is approximately six to eight weeks old.
58
The average woman uses her height in lipstick every 5 years.
146
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
Yawns are more contagious among people with closer relationships.
163
About 2/3 of American men prefer boxers to briefs.
83
Intelligent people have more zinc and copper in their hair.
233
