About bychno for the color of our skin is the responsibility of all its constituent tissue, the degree of blood-through, and, of course, the amount of pigment present in the skin, which can vary under the influence of various internal and external factors.
T ak, for example, is not a small role in skin pigmentation play climatic conditions and the racial characteristics of man.And usually the inhabitants of southern and tropical countries the amount of pigment in the skin is much more than the inhabitants of the Nordic countries, and, accordingly, the skin of a dark southerners, and, conversely, the northerners it a distinctive bright tone.
W and basic skin pigmentation meet certain cells called melanocytes.Their work consists in generating the most important thing and the dark skin pigment - melanin.But it is not rare that the result of some reasons, in some areas of skin melanin is produced in excess, which leads to the formation of various pigmented spots.
T Which is caused by an ove
P richiny hyperpigmentation may be different from genetic inheritance (congenital liver spots), and ending with even diseases of internal organs, especially with regard to liver.Also, age spots can be formed as a result of the transfer of various skin diseases such as acne (see: dark and red spots after acne ).
B else can be attributed to the causes of the appearance of age spots, as is the impact on the skin to ultraviolet rays (sun, tanning lamps), the abuse of peeling cosmetic preparations, for example, such as a deep skin peeling, as well as the antibiotics tetracycline.
P azlichayut following main types of pigmented spots on the face and body:
chloasma - this dark brown-brown spots that are generally not smooth, and different size shape with sharp edges and a smooth surface.Most of these dark spots common in women pregnant and usually disappear upon its completion.
In most cases, chloasma are formed on the skin of the face, but also can affect areas of skin on the inner thighs, and abdomen.But rarely there are cases when this kind of age spots appear and non-pregnant women, and even men.
P omimo pregnancy, the causes of the emergence of chloasma include some gynecological diseases, liver disease, use of oral contraceptives, as well as long exposure to the sun.As a rule, the elimination of the causes, chloasma disappear.
Lentigo - is compacted pigment spots of brown or black-brown color, which mainly rise slightly above the skin.Their shape has sharp outlines (usually round or long form), and the size can range from small dots to the size of a lentil.Lentigo may arise, as in single quantities, and in the plural, forming abundant rash on any part of the skin.
T Which pigment spots like lentigines are of two types:
Yu nosheskoe lentigo, which is usually genetic, and appears in children under the age of 10 years.In this case, on the body (at least on the face) often are formed small dark spots resembling moles, the amount of which may not yet be quite small.
And senile lentigines, or in other words - age spots, which occur in the elderly, especially in open areas of the skin most exposed to sunlight (the face, shoulders, hands).Senile lentigines are usually characterized by a large size, which can reach up to 2 centimeters in diameter.
Moles (nevi and birthmarks) - As the name suggests, it is believed that the mole - a congenital pigmentation spots, but in fact they can appear on the skin, not only at birth but also during the whole lifespan.
P odinki can be quite diverse, as well as in appearance and size and in structure and color.For example, birth marks, formed by the lymph nodes and blood vessels, are pale pink, sometimes a reddish tint.Pigmented birthmarks also arising in connection with the accumulation of cells - melanocytes are more dark brown and sometimes black.
P its form moles can be as flat and smooth and rough, and towering above the skin.Also, in some cases, they are covered with hairs.Their size can vary from small dots to the size of a child's palm (birthmarks).
T Which spots, like birthmarks are found in almost every human being, and usually do not cause any worries and concerns.Yet, sometimes, though not often the case that the birthmark eventually degenerates into a malignant tumor.So if suddenly available on the body of the mole began to increase in size or become inflamed, change its color, bleeding, and deliver painful or other discomfort, it is recommended to immediately consult a dermatologist doctor.
a little more detail about moles
E slit one kind of skin pigmentation are freckles .Of course, they are found on the skin is not as common, such as moles, but still, there are a considerable number of people.
In esnushki can be described as small golden spots, which appear on the face and body as a result of exposure to sunlight or other ultraviolet radiation.Most people exposed to the appearance of freckles with natural red hair and a bright color.
In esnushki usually appear in the spring, with the first rays of the sun, and can last until late autumn.In winter freckles generally pale or disappear altogether.They often form a large symmetrical accumulation on the face and other exposed parts of the body (hands, arms, etc.).
By ak freckles usually do not cause any fear, but almost all of them female owner trying to get rid of them.Unfortunately, to ensure that the freckles disappear completely is almost impossible, but there is a lot of money, as well as modern and folk, to help significantly lighten the pigmentation spots, making them much less noticeable.
How to get rid of freckles - folk recipes
lightening age spots - folk remedies
T akzhe can try to prevent the appearance of freckles, if, beginning with the early spring, trying to hide his face and body from the sun.
A little more information about the freckles
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