Like fingerprints, everyone's tongue print is different!
71
Nearly 80 percent of all sudden cardiac arrests happen at home.
7
By weight, Bone is five times stronger than steel.
417
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 human brain doesn't stop developing until about 25 years old.
102
If you stop working out, it takes twice as long to lose strength than it took to gain it.
16
According to a 1950s survey, 75% of men ejaculate within two minutes of penetration.
109