Melanin is a pigment found in your skin and hair cells that gives each its color. ... When sun shines on your skin, it destroys the melanin as well. But since your skin is alive, it can respond to the sun's damage. Your skin cells make more melanin and your skin becomes darker
A term to describe those people is obese
True,
vaccines are small doses of the virus in which the body will fight off and learn from it. your body next time will know how to fight the disease, making you immune.