Sun action on a skin
Ultra-violet irradiation the reason of a thickening and cabins of care of a skin. The thick skin is in rough wrinkles especially on a back part of a neck, does not disappear, when the skin is stretched. In this function
The status named solar elastosis is considered Thickened, rough wrinkles and yellow traces on a skin. The cumulative effect from an ultra-violet irradiation is thinning a skin calls the penalty of wrinkles, it is easy bruises and skin to rupture.

Blood of a vessel the changes called by the sun
Ultra-violet radiation leads to walls of blood vessels to become more thin, leaders to bruises only insignificant traumas in solar open sites. For example, the majority of bruises that occurs on the sun the hurt skin occurs a back hands and forearms not on an inside of the top part of a hand or even in a forearm. The sun too calls occurrence telangiectasias, tiny blood vessels, in particular a face skin.

The pigment changes, caused the Sun
The most appreciable sun induced pigmentary changes or easily becoming covered by freckles solar lentigo. Lungs armour people, as a rule, easily becoming covered by freckles more considerably. Easily becoming covered by freckles arises, when melanin of manufacture the chamber, or melanocyte, it is hurt drawings to it to receive more. The large freckles, known also as age of a stain or a stain liver, it is possible to see on a hand back, a breast, shoulders, the weapon and the top part of a back. It not age, but the sun - a damage connected. An ultra-violet irradiation, also can call white stains especially standing, but a back of a hand and the weapon as melanocytes are destroyed.

Skin Bumps caused the Sun
UV the reasons of increase in number moles in solar open sites. Sun also influence of the reasons of precancer defeats has called keratoses which develop especially on the person, to ears, a back and hands. Are small crusty smooth, that frequently can be more notable, than it is possible to see. Actinic keratoses as believe, there can be damages because of premalignant 1 of 100 cases in a year will is transformed squamous by a cancer. The ultra-violet irradiation calls seborrheic keratoses which Warta searches for defeats, that, apparently, skin "inscriptions". In difference keratoses, seborrheic keratoses do not become cancer.

The skin cancer, caused the Sun
Ability of the sun to call a skin cancer is a well-known fact. 3 basic cancer diseases of a skin melanoma, basal cages carcinoma, and squamous a cancer. Melanoma is the most killing cancer of a skin, as metastasises more willingly, than on other forms of a cancer of a skin. It is considered, that the sum of receipts from a skin to the sun is elderly till 20 years actually is a defining risk factor of development melanoma. Basal cages carcinoma is the most widespread cancer of a skin and tends to extend locally, not metastasize. Squamous carcinoma cages the second is the most widespread a skin cancer, and it can metastasize though and not so is wide, as melanoma. Danger of reception basal cages carcinoma or squamous is defined by a cancer of human life to influence of ultra-violet radiation and the person of a pigment of protection.