People that suffer from gum disease are twice as likely to have a stroke or heart attack.
22
There are more bacteria in your mouth than there are people in the world.
60
Music has the ability to repair brain damage and return lost memories.
62
Your stomach produces a new layer of mucus every two weeks so that it doesn't digest itself.
160
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
When you take a step, you are using up to 200 muscles.
886
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 levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
112