There are more bacteria in your mouth than there are people in the world.
Did you know?
Excessive alcohol use costs the country approximately $235 billion every year.
Did you know?
Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
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During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.
Did you know?
Your heart beats over 36 million times a year.
Human body organs
Drugs and Human Behavior
Routes for the human colonization of the New World and Pacific islands.
A cerebral angiogram of a healthy human subject.
The mesotelencephalic dopamine system in the human brain, consisting of the nigrostriatal pathway ...
Human chromosomes as seen at metaphase of mitosis in the scanning electron microscope. The replicate