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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
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.
The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.
The average office desk has 400 times more bacteria on it than a toilet.