1. Observation of hair loss types: Hereditary hair loss: common in males, characterized by gradually thinning hair on both sides of the forehead, receding hairline, and gradual hair loss on the top of the head; Women tend to have sparse hair at the top of their head, but the changes in the hairline on the forehead are not significant. Alopecia areata: a sudden appearance of round or oval hair loss patches with clear boundaries, smooth scalp without inflammation, which can be single or multiple, and may even develop into complete or generalized alopecia. Resting phase hair loss: Due to various reasons, a large amount of hair enters the resting phase at the same time, resulting in a large amount of hair loss in a short period of time, but usually the hair follicles are not damaged and can regrow after hair loss.
2. Analyze the causes of hair loss: Genetic factors: a history of hair loss in the family, especially in direct relatives. Lifestyle habits: Long term staying up late, unbalanced diet, lack of exercise, etc. Mental stress: high work, study, or life pressure, unstable emotions. Medication or treatment: Certain medications, radiation therapy, etc. may cause hair loss. Physical illnesses such as anemia, thyroid dysfunction, autoimmune diseases, etc. may also cause hair loss.
3. Professional examination and diagnosis: Dermatology consultation: Through the doctor's visual observation and inquiry of medical history, the type and cause of hair loss can be preliminarily determined. Skin examination: Using a skin microscope to observe the scalp and hair follicles can help diagnose certain types of hair loss. Blood test: Exclude hair loss caused by physical diseases such as anemia, thyroid dysfunction, etc. Other examinations: Depending on the specific situation, the doctor may recommend other relevant examinations to clarify the cause.