|
|
More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.
In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.
There are 20 feet of blood vessels in each square inch of human skin.
Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.