|
|
The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.
Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.
Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.