Cholesterol is the one most people hear about.
But, you are far more liable to die from dangerous cholesterol levels than dangerous airspeeds. Everyone has and needs cholesterol for such things as building cells, making hormones, and making vitamin D. Young children especially need it for development of the nervous system. Problems begin only when the level of cholesterol becomes too high. Elevations in cholesterol are directly related to the risk of having a heart attack . The LDL is then calculated from these numbers.