There is no such thing as the best way to prevent hair loss. If the daily hair loss does not exceed 100 strands, it is a normal phenomenon and no special treatment is needed. But daily hair loss more than 100, if androgenetic alopecia, ringworm and other diseases, need to take medication for the cause of the disease, active treatment of the original disease, can prevent hair loss. 1. Normal phenomenon: usually, normal people lose less than 100 hairs a day, are normal phenomenon, no need to worry too much. Ensure sufficient rest time in daily life, do not stay up late for a long time. At the same time, keep a good mindset and avoid over-excited emotions. 2. Androgenetic alopecia: If more than 100 strands of hair fall out every day, androgenetic alopecia should be considered. Patients can take 5αreductase inhibitors such as finasteride orally or use peripheral vasodilators such as minoxidil externally under the guidance of the doctor, which will help to improve hair loss and prevent hair loss. 3. Tinea capitis: daily hair fall more than 100 need to consider is due to tinea capitis, patients can be under the guidance of the doctor oral ashwagandha, terbinafine, itraconazole and other antifungal drugs, or topical clotrimazole, miconazole and other antifungal drugs, are conducive to the prevention of hair loss. There are many reasons for hair loss, so patients are advised to go to the hospital in time and cooperate with the doctor to take relevant treatment measures.