Human teeth are almost as hard as rocks!
47
The human brain uses approximately as much energy as a 10 watt light bulb.
120
Although African-Americans make up only 13% of the U.S. population, they accounted for one half of the estimated new HIV/AIDS diagnoses in 2004.
70
The Internal Revenue Service audits 87 percent of women who claim breast implants as tax deductions.
54
A man's beard grows fastest when he anticipates sex.
239
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93