- hormonal imbalance;
- past infectious diseases;
- disorders of the immune system;
- deficiency of vitamins and minerals;
- taking certain medications (immunomodulators, antibiotics, antidepressants);
- changes in diet (mono-diet, limited protein intake);
- allergic reactions;
- frequent hair coloring;
- keratin straightening;
- chemical and thermal hair perms;
- improper scalp and hair hygiene.
In addition, hereditary predisposition plays an important role in the process of hair loss. This usually manifests itself at a young age and is characteristic of both men and women.
In the case of disorders in the body and improper hair and scalp care, it is the hair follicles and scalp that are the first to be negatively affected.