Most of the people usually shed 50 to 100 hairs a day. But when this amount suddenly increases to 100000, hair loss is noticeable and becomes a cause of concern.
Symptoms of alopecia:-
1.Gradual thinning of hair on the top of head: – It is very common type of hair loss affecting both men and women equally. Usually hair begins to disappear from the forehead.
2.Circular or bald patches: – These patches occur not only on scalp but also in beard or eyebrows, causing irritation or itching of the skin.
3.Weakening of hair
4.Hair loss all over the body
Causes of alopecia:-
Hormonal factors like imbalances in levels of hormones can cause temporary hair loss. They can be observed in younger age. In the conditions known as male-pattern baldness or female pattern baldness, the hair loss is triggered by certain sex hormones. It may cause permanent baldness in many individuals. Pregnancy, childbirth, menstruation or abandoning use of contraceptive pills can cause this imbalance.
Hair loss can be caused by different medical conditions. They are as follows:-
1)Thyroid problems: – The thyroid gland is associated with regulation of many processes in the body. If the hormones secreted by this gland are more or less than normal secretion levels, hair loss can our.
2)Alopecia areata: – it is an autoimmune disease in which body’s own immune system attacks the hair follicles. As a result of absence of follicles, body cannot produce any hair causing smooth, reddish, bald patches.
3)Scalp infections like ringworm infection can affect hair and skin of the scalp. However, once the infection is cured, hair can grow back.
4)Some types of lupus and infectious diseases like lichen planus scarring can lead to irreversible alopecia.
This condition can be caused by antidepressants, anticoagulants or any other drugs which are used to treat diseases arthritis. Chemotherapy during cancer treatment is also a causal factor.
1.A physical or emotional trauma: – People suffering from emotional or physical trauma are more prone to losing hair. Thinning and losing of hair is evident several months after the shocking incidence. Examples of such situations include high fever, excessive weight loss or unexpected death in the family.
2.Hair-pulling disorder: – This is a psychological disorder characterized by constant urge to pull the hair. People suffering from this mental illness can pull their hair from scalp, eyebrows or eyelashes or other parts of the body. It often causes damage to the hair leading to bald patches everywhere.
3.Certain hairstyles: If hair is pulled too tightly into hairstyles such as cornrows or ponytails, they may get damaged on account of traction.
Risk Factors for alopecia:-