English Bulldogs Pnemonia

phototypes

With phototypes description refers to specific individual characteristics that make it possible to evaluate the sensitivity to solar radiation.

There are six different skin types, cataloging created based on similar characteristics of the skin, hair color and eye color.

I - Celtic Phototype

II - Germanic Phototype

III - Mixed Phototype

IV - Mediterranean Phototype

V - Phototype South American

VI - Breed Black

The Phototype Celtic is characterized by skin extremely sensitive to radiation. These are people who do not tan ever. Subjects with phototype I and II usually try to absorb all the radiation coming on their skin. These conditions are typical of people living in Northern Europe . The sun's rays in these places is reduced and the body has to catch every sunbeam that is, minimizing the defenses of the skin.

Subjects with blond or red hair grow pheomelanins , which are unstable melanin, created by the defense as a result of sun exposure.

phototype VI instead produce a lot of eumelanin contained in melanosomes . These are very stable and result in permanent discoloration. This type of non-tans ever.