The first step in preventing receding hairline is to improve lifestyle habits, reduce the stimulation of hair by physical and chemical factors, and use medication to treat pathological receding if necessary. The first step in preventing receding hairline is to develop good living habits. For example, reduce spicy stimulation, greasy food intake, increase the intake of fresh vegetables and fruits, do not stay up late, ensure sufficient sleep, maintain a happy mood, reduce psychological pressure, keep hair clean and hygienic, quit smoking and drinking. In addition, we should pay attention to daily hair care, reduce the pulling of the hair, use the hair dryer to maintain a certain distance, reduce the damage of hot air on the hair, and reduce a variety of low-quality hair dyes and other physical and chemical substances on the hair stimulation. If pathological factors such as androgenetic alopecia lead to hairline receding, we should consult a doctor in a timely manner and use medication under the doctor’s guidance, such as the use of finasteride to inhibit androgen activity, minoxidil to promote blood circulation in the scalp and so on.