Men have larger hearts; women's hearts beat faster.
77
Common pesticides such as roach, termite, and flea insecticide can be found in the bodies of the majority of Americans.
11
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
Like fingerprints, everyone's tongue print is different!
71
Nearly 80 percent of all sudden cardiac arrests happen at home.
7
The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8
Every year your body replaces 98% of your atoms.
119
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266