Color of hair and skin of the person characterizes his/her temperament and features of nervous system. Scientists have established that fair-haired and white-skinned people are more sensitive to a pain as the painful threshold at them is lowered. It occurs by virtue of that they have the smaller quantity of melanin. They are also more vulnerable, than people with dark color of hair. Besides, some experts believe, that the dark-haired people require the smaller quantity of medicines for achievement of medical effect. At the same time, the researches have revealed a high risk of development of a cancer of skin at red-haired people. Freckles, in opinion of scientists, are some kind of pigment boards, protecting the most important sites of an organism from excessive light irritations.
Scientists have also established many other facts. So, according to the American scientists’ results on psychosomatic medicine, propensity to the raised acidity of a stomach is more shown at blondes, that quite often gives ground for a gastritis or ulcers. Fair-haired people are “loved” more addicted to rheumatism. And 60 % of blondes in an early age suffer from the lowered pressure which can easily develop into a hypertension. Blondes are also fall ill with inflammatory illnesses of a bilious bubble (cholecystitis) and kidneys more often. And red-haired people are more inclined to displays of an allergy, for example, they are absolutely unpredictably reacting to medicines. 80 % of red-haired people - suffer from allergy. Brown-haired women are inclined to “female” illnesses; they are often hurt with a head. Natural brunettes and brunettes often suffer from urolithic illnesses, and also among them often there are cases of sudden heart attacks because of unstable nerve system.