Alopecia is defined as excessive hair loss (effluvium capillorum) in which, as defined, more than 100 hairs per day fall. Doctors define alopecia as a visible thinning hair or baldness evident. Alopecia can occur in both men and women and can have different causes. In most cases there is a genetic predisposition, which causes hair follicles overreact sensitive sex hormone form.
The called androgenic alopecia (genetically inherited alopecia) affects one in two men throughout their lives. Hair loss can be mild or affect the entire head. Androgenic alopecia is also the most common form of alopecia in women. It is estimated that one in five suffering women. However, in women genetically determined alopecia has different symptoms: hair is lost diffusely, not as localized as in the case of men.
The round patch alopecia (alopecia areata, pelade) is a type of hair loss less frequent. It is manifested by hair loss that is located in specific areas of the head or body. The trigger is probably an autoimmune reaction. In many cases, the hair grows back without treatment after a certain time. However, relapses are frequent.
Diffuse alopecia is not very common. The causes for this type of alopecia usually conditions such as thyroid disorders, diabetes mellitus and infections (eg, pneumonia). After the ingestion of certain medications, chemotherapy, hormonal changes, stress or unbalanced supply can give a diffuse alopecia.In most cases, the alopecia is not considered a disease, but causes problems for people who suffer hair loss. People with thick hair produce in others the impression of vitality, youth and health, while hair loss is socially related illness and old age. Therefore, hair loss and alopecia may have an emotional connotation in some people because it can lower your self esteem. Before starting a treatment for hair loss is important to make a clear diagnosis basis of physical examination and clinical history.
Treatment for alopecia focuses on the particular cause of every case of hair loss. The wide range of products against hair loss reflects the demand and the incidence of this problem. However, very few active ingredients are really effective an
d help stop hair loss and visibly increasing its thickness. Examples of effective drugs for androgenic alopecia in males are the active ingre
dients such as minoxidil and finasteride. For women’s minoxidil or preparations containing the female sex hormone, or antigens of male sex hormones (called androgens), are the most effective active ingredients. Treatment for alopecia areata is more difficult.