A carnivore is an animal or plant that eats the flesh of animals.
Sloths spend most of their time sleeping and eating in the tropical rainforests of South and Central America.
The small intestine is about as big around as a middle finger, but it is about 22 feet (6.7 meters) long.
Pink eye, or conjunctivitis, develops when the blood vessels in the eyeball get inflamed by a virus, bacteria, foreign object or allergic reaction.
Pigs are mammals with stocky bodies, flat snouts, small eyes and large ears. They are highly intelligent, social animals, and are found all over the world.
Rainforests are vitally important, producing most of the oxygen we breathe and providing habitat for half of the planet's plants and animals.
CRE are a type of bacteria that have become resistant to most antibiotics. Infections usually occur in health care settings.
Diverticulitis can cause problems with bowel movements and a can cause severe and sudden pain in the abdomen.
Vitamin B5, also called pantothenic acid and pantothenate, is vital to living a healthy life. Like all B vitamins, it helps the body turn food into energy.
Carpal tunnel syndrome is a nerve-related condition that causes pain and numbness in the wrists and hands.
Blood sugar, or glucose, is the main sugar found in blood. It is an important source of energy and provides nutrients to the body.
Chronic obstructive pulmonary disease (COPD) is a chronic lung disease that makes breathing progressively more difficult. It affects about 11 million people in the United States.
Trepanation is the ancient practice of drilling a hole in the skull. It is one of the oldest medical procedures known to the human race.
The thymus is the source of T-cells. The body uses T-cells to help destroy infected or cancerous cells.
The adenoids are one type of tonsils. They are found only in children, and shrink over time until they disappear by adulthood.
Lise Meitner was a pioneering physicist who discovered nuclear fission. Her contributions have often been overlooked.