Although men ARE more likely to suffer heart attacks, women are more likely to die within a year from having a heart attack.
50
Fingernails grow fastest on the hand you favor.
44
The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8
The human brain is more active during sleep than during the day.
28
The pupil of the eye expands as much as 45 percent when a person looks at something pleasing.
130
The Internal Revenue Service audits 87 percent of women who claim breast implants as tax deductions.
54
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