The Hairs

The hair covers almost the entire surface of the skin except the palms, soles, lips, nipples, navel and the third phalanx of the fingers. In the men were found in abundance in the skin scalp, armpits, the pubis, the eyebrows, eyelashes, the area of the beard and mustache; in women and children is thinner in the black race is over thick; at puberty makes its appearance in the pubic and armpit, and it is also thick, is thinning the eyebrows and eyelashes. In all the areas it serves as protection: the head guard us from the sun and injuries; those of the eyebrows and eyelashes, in addition to covering up the sun, prevent foreign particles entering the eyes, in the armpits and the pubis reinforcing the smell of sweat.


Why do some have more hair than others?
Race and legacy determine the amount, texture and color of hair, which can be Lazio, ripple or Woolly and vary from blond to black, going through different shades of brown, for example, Asians tend to have Lazio; of the Blacks tend to ripple, and based on inheritance, will be populated village or very low.
The hair may suffer various abnormalities, such as androgenetic alopecia, a hereditary problem, as well as the so-called premature baldness, according to statistics from the United States, is very common, because the patient approximately 50% of men and 25% of women. While in Mexico there are no statistics on the subject, represents an important reason for medical consultation.
There are other factors involved endocrine disorders, such as hypothyroidism, polycystic ovary syndrome and ovarian tumors, as well as syndromes of Addison and Cushing also certain drugs can cause or increase shedding of hair, as heparin, cyclophosphamide, The I-totrexato, colchicine, azathioprine, combined oral contraceptives, etc., including pregnancy cause changes in the amount of hair, because on the one hand increases during this period, and on the other, their downfall is increased after childbirth. It also
may result in shortages: malnutrition, deficiency of essential fatty acids such as linoleic acid and alpha-and iron deficiency, in addition to metabolic problems such as kidney failure or liver.

When growing?
The hair of the eyebrows, upper lip and the beard begins to train the nine weeks of gestation, when the seeds Pilosus originates primary, which is increasing day by day to create the hair follicle, then form the stem Hair.

When it falls?
The life cycle of hair is divided into three stages: the first is the growth period, called anágena phase, which lasts from two to six years and the second is a transitional phase in which the follicle idle for two or three weeks ; Finally happens the stage of hair removal, which lasts two to three months, telógena call, when it is pushed by the new. It is known that each hair follicle produces about 20 throughout its existence and that in total there are about 100,000 hairs on a healthy scalp skin, of which usually are lost from 50 to 100 a day, while simultaneously being others grow, so there is always more or less the same amount.
Keep or delete
It is appropriate to keep the hair because, as already mentioned, is a protection. We need to keep as healthy as possible, hygiene and good food, trying to avoid the aggressive agents. Eliminate causes of skin disorders at the scalp, because it brings more sun exposure, which are problems that it is easy to see in those who do not. Such is the case with androgenetic alopecia, which increases the susceptibility to develop skin lesions that are unprotected, these changes ranging from coloring-like spots of brown-and premalignant lesions such as actinic keratosis, until skin cancer .
Currently, about aesthetics and tends to remove the hair from various areas of the body, but you have to take into account that if we have is for something, because it has a specific function in his body, protecting it.

¿Shave or pluck?
Although shave is easy, economical, fast, painless and safe, the result lasts very little. Only in a matter of hours or days is a tip rome even thicker, so that women tend to reject this method to get rid of the hair. Side effects are postinflamatoria hyperpigmentation (darkening of the skin on that site), the pseudofoliculitis, contact dermatitis, as well as small erosions and abrasions.
Pluck is a more lasting way to get rid of the hair for days and even weeks, because it is removing the hair follicle. The most common method is to wax, is generally used in the form of hot or cold strips that are placed over the area you are going to pluck and then withdrew in the opposite direction to the direction in which hair grows, the pseudofoliculitis process can cause folliculitis or infectious.
With tweezers pluck the hair by hair is pulled or groups of them, this method is used especially in the eyebrows and face, and it's simple, cheap and fast.
The concept of permanent hair removal is seen as the significant reduction, stable and sustained hair. It was practiced by means of laser devices that require the assessment of the patient before application. To get it is due to go to a specialized center, where professionals perform these procedures in repeated sessions to achieve a satisfactory result. The method is expensive, but over time the price tends to fall.

A lot indicates hair disease?
Too much hair in an area of the body not normally pilosa is a disorder that is called hypertrichosis and can be congenital or acquired, localized or generalized. A disorder that affects women is hirsutism, which is defined as excessive growth of hair in a pattern typically masculine, such as in the upper lip, cheek, beard, the anterior chest, breasts, the lower abdomen and groin region. Is the result of excessive secretion of androgens in the ovaries or the adrenal glands or the stimulation of a pituitary tumor. That is why cases of severe hirsutism and progressive should be studied jointly by an endocrinologist.
What about the ears?
Sometimes shows growth of hair in the ears, which is known as hypertrichosis handset and is usually in older men, AIDS patients, infants, children of mothers with diabetes and patients with diabetes mellitus.
Usually cut with scissors is removed with tweezers ov uprooting of pluck, the problem is to re-grow, like those emerging in the nose.