Hereditary hair loss usually develops when hair follicles gradually shrink due to genetic and hormonal factors. Hair may gradually become thinner, weaker and less dense, especially near the crown or front scalp. Stress, poor nutrition, dandruff, smoking, lack of sleep, or frequent chemical hair treatment can sometimes worsen the thinning process. Treatment usually focuses on slowing further hair loss and supporting healthier hair growth. Doctors may suggest medicines like minoxidil or finasteride in suitable adults, depending on age, gender, and overall health. Regular use is often needed for several months before visible improvement appears. A diet rich in protein, iron, zinc, omega-3 fatty acids, eggs, nuts, fruits, and green vegetables may support scalp and hair health. Gentle hair care, controlling dandruff, reducing stress, and avoiding excessive heat styling may also help protect existing hair. A doctor review may help if the hair fall becomes sudden, patchy, rapidly worsening, or associated with scalp itching or redness.

Round smooth patches of hair loss are commonly due to a condition called Alopecia Areata. In this problem, the body?s immune system mistakenly affects the hair roots, leading to sudden patchy hair fall. The skin usually looks smooth and normal without scarring. Stress, family history, thyroid problems, or other immune-related conditions can sometimes contribute to flare-ups. Hair may regrow on its own in some people, but treatment is often used to improve recovery and reduce further patch formation. Doctors may advise steroid lotions, injections, minoxidil, or other medicines that calm inflammation around the hair roots. Gentle scalp care, stress reduction, proper sleep, and a nutritious diet rich in protein and iron may also support healthier regrowth. Improvement may take several weeks or months, depending on the size and number of patches. Consult a doctor if the patches increase quickly, involve eyebrows or beard, or if nail changes and itching also appear.