Causes of hair loss in women

Update: October 2018

See also:

  • Treatment for hair loss in women
  • Hair masks for hair loss
  • Androgenic Alopecia

Hair loss in women can be both pathological and
physiological. In the pathological process of hair loss may
even thinning or complete absence of hair (baldness) on
a certain area of ​​the head. Common causes of hair loss in
women serve:

  • infectious diseases
  • wrong hair care
  • lack of trace elements and vitamins
  • weight loss diets
  • hormonal disorders
  • hereditary factor
  • taking some drugs
  • stress

The elimination of some of these factors contributes to the normalization
growth and restoration of lost hair. It is therefore very important for
treatment of baldness
provoking factors causing hair loss, it allows
do a number of modern methods of examination of women – trikhogramma
hair, spectral analysis of hair, the study of hormonal levels,
blood test. According to the result of the diagnosis, the trichologist will determine the type
diseases and prescribes an individual course of therapy.

In humans, every day there is a natural loss on average
from 60 to 100 hairs. And the balance of newly growing and lost hair
approximately remains at the same level. However, when
provoking factors, hair loss is intense,
leading to baldness.

Когда обнаружено значительное поредение  волос, причину
need to look 3 months earlier. Why? Natural life cycle
hair averages 2-7 years, after which for 2-3
weeks there is a preparation of hair for removal, and within 3-4
months a fallout phase occurs.

Diagnostic methods for hair loss in women

Causes of severe hair loss in women, unlike men
alopecia is not so simple, since 90% of men suffer from prolapse
hair due to a hereditary factor. And female baldness or
excessive hair loss is due to many circumstances and
states of the body.

To identify this, you can conduct the following diagnostic
tests that allow the exclusion method to determine the main
provoking factor:

  • Гормональный фон —  лютеинизирующий
    и фолликулостимулирующий гормоны, андростендион, пролактин,
    DHEA, testosterone
  • Thyroid hormones – T4, T3, TSH
  • General blood analysis
  • Total iron binding capacity, iron and ferritin in
    of blood
  • Syphilis test
  • Densitometry – determines even the smallest changes in
    optical density of hair
  • Scalp biopsy – examination of the scalp area (4 mm diameter)
    under the microscope
  • Pulling – Determining whether there is increased loss
    hair, in which a specialist gently pulls a bunch of hair (100
    pcs), in normal condition 1-3 hairs are stretched, over 3
    considered an increased loss.

The main factors affecting excessive hair loss

There are several causes of hair loss, however, the most
the most common of them is androgenic alopecia (see causes and methods

Pregnancy and postpartum period

With Causes of hair loss in women беременности питательные
substances, vitamins, trace elements the body distributes in favor
child for its full growth and development. And their disadvantage
affects the skin, nails and hair of a woman. When
the child was born, then the female body undergoes hormonal
remodeling that could be one of the causes of hair loss. More
In addition, not many women have helpers in the first year of a child’s life.
to care for your baby, and overwork, chronic fatigue,
sleepless nights can contribute to overall deterioration
health, which affects the condition of hair, nails, skin.

Polycystic ovary

In the presence of polycystic women, dysfunction occurs
ovaries (main genital glands) and there is insufficient
production of female sex hormones – estrogen. Therefore, in
In the body, the male sex hormones begin to predominate, and the excess
testosterone can cause excessive hair loss.

Lack of iron in the body (anemia)

Since women experience blood loss every month
menstruation, they often suffer from iron deficiency anemia,
clinical signs which may manifest deterioration
hair, skin, nails. Жесткие weight loss diets, вегетарианство,
excessive exercise can lead to anemia and
as a consequence of hair loss (see iron preparations with

Hypothyroidism – the cause of hair loss

By reducing thyroid function (hypothyroidism) hair
thinner, become more brittle, and fall harder.
In addition, in women, the menstrual cycle is disturbed,
fatigue, weakness, skin becomes more dry. With
the occurrence of such symptoms should be referred to an endocrinologist,
undergo a complete examination of the thyroid gland.

Fungal diseases of the scalp

Fungal diseases lead to alopecia baldness when
exposure to pathogenic fungi causes damage to the hair
follicles. With этом со временем на scalp
there are rounded areas, devoid of hair, because the mycelium
deprives the hair of nutrients and in these places the hair is no longer
grow up. Antifungal pills prescribed by a doctor
and use for the treatment of various shampoos, ointments
help in the fight against fungal agents.

Stressful situations

Nervous diseases, disorders of the autonomic nervous system
(vegetative-vascular dystonia), constant stresses lead to a narrowing
vessels – this is also one of the causes of hair loss like a
men and women, because it worsens nutrition
hair follicle.

Chronic diseases of the body

Any chronic or systemic disease (rheumatoid
arthritis, see lupus erythematosus – symptoms), poisoning, intoxication,
endocrine disorders, infectious diseases (tuberculosis,
pneumonia), and also syphilis or polycystic ovaries provoke
intense hair loss. Usually, apart from aesthetic discomfort,
there are other symptoms, malaise, disturbances in the body.
Therefore, a woman should necessarily go through a comprehensive
examination and establish the cause of severe hair loss, since without
eliminate the internal causes of alopecia, most external methods
hair loss treatments will be ineffective.

Some drugs have this side effect.

There are about a hundred of such drugs, especially negatively affecting
condition of the hair, long-term therapy with such agents – hormonal
drugs, oral contraceptives, antidepressants, aspirin,
laxatives, etc.

Treatment of oncology (radiation, chemotherapy) cause anagenous
alopecia. Caution should apply to various means for
slimming (body shaping), some of them have
laxative effect, which reduces the absorption of trace elements,
vitamins, leading to anemia and avitaminosis. And also they can
contain selenium and heavy metal salts, which leads to
chronic poisoning and baldness.

Traumatic and cosmetic reasons

The negative factors affecting the condition of the hair include their
injury and use of chemical effects. This is a whole range
mechanical damage:

  • African braids, dreadlocks, horse tail, special
    styling for complex hairstyles, hair extensions, coarse
    unintentional or intentional combing (trichotillomania).
    The tension of the hair leads to spasm, impaired blood supply
    hair follicle, reduced nutrition, injury occurs
    hair and hair loss.
  • Chemical procedures such as bleaching, staining
    hair or perm, even frequent drying with a hot dryer
    have adverse effects and with abuse can
    cause hair thinning.
  • Long or permanent wearing of chignons, wigs, overhead
    strands, improper use of care products
Cold caffeine

In the cold season, be sure to wear hats
because cold as well as caffeine abuse lead to
chronic vascular spasm of the scalp, causing additional
hair loss

Cicatricial Alopecia

Occurring cicatricial processes on the scalp lead to
Alopecia in women – cicatricial changes on the skin destroy the hair
the bulb and in this area the hair stops growing. This kind
hair loss occurs due to skin infection
(tuberculosis, leishmaniasis), from thermal burns, radiation

Автор: Мельникова Светлана Георгиевна врач-дерматолог

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