Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15
More people have a phobia of frogs than rats.
41
While 7 men in 100 have some form of color blindness, only 1 woman in 1,000 suffers from it.
50
One or two alcohol drinks a day can be anti-inflammatory.
75
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
Sex burns about 360 calories per hour.
861
In the average lifetime a person will breath in about 44 pounds of dust.
21
A study in the UK states that men need at least two "guys nights out" each week to stay healthy.
5