787 pages on this wiki. Mark Andrew Spitz (born February 10, 1950) is a retired American swimmer. He won seven gold medals at the 1972 Summer Olympics, an achievement only surpassed by Michael Phelps who won eight golds at the 2008 Olympics.Spitz set new world records in all seven events in which he competed, a record that still stands.87 pages on this wiki. Mark Andrew Spitz (born February 10, 1950) is a retired American swimmer. He won seven gold medals at the 1972 Summer Olympics, an achievement only surpassed by Michael Phelps who won eight golds at the 2008 Olympics.
The colour of the skin is determined by the concentrations of three main pigments: melanin, carotene and haemoglobin. These are found in the dermis and combine to produce the pigmentation of all surface tissues including the skin, mucous membranes, and even the eyes.
If you have any doubt about a spot on your skin, have it checked out by a doctor or skin specialists. Skin Discoloration â Some Causes. The purpose of our bodies pigment is to absorb ultraviolet light from the sun and protect it from radiation damage. For some folks exposure to the sun produces a nice even tan. For others, particularly those with lighter skin tones, patchy areas of tanned skin or an increase in freckles is more than likely. Simply getting older can cause skin to change color. Melanin is the compound that takes care of how much pigment is produced, and as people get older, like a lot of other things, melanin production often gets a little off kilter.