All of your "thinking" is done by electricity and chemicals
Scientists have discovered that the longer the ring finger is in boys the less chance they have of having a heart attack.
The feet have approximately 250,000 sweat glands.
During pregnancy, the average woman's uterus expands up to five hundred times its normal size.
Every eleven minutes in the U.S., a woman dies of breast cancer.
The eye of a human can distinguish 500 shades of the gray.
Nerve impulses for muscle position travel at a speed of up to 390 feet per second.
The right lung of a human is larger than the left one. This is because of the space and placement of the heart.
In the early nineteenth century some advertisements claimed that riding the carousel was good for the circulation of blood.
Medical reports show that about 18% of the population are prone to sleepwalking.