During a typical human life span, the human heart will beat approximately 2.5 billion times.
21
Perspiration is odorless; it is the bacteria on the skin that creates an odor.
39
When your face blushes, the lining of your stomach turns red, too.
154
Our Right Lungs takes more air than our left lung.
194
While 7 men in 100 have some form of color blindness, only 1 woman in 1,000 suffers from it.
50
Unlike dogs, pigs, and some other mammals, humans cannot taste water. They taste only the chemicals and impurities in the water.
95
Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
39
At age 70, more than 70 percent of men are still potent!
29