Low hair volume may be physiological factors, may also be baldness, seborrheic alopecia or postpartum hair loss symptoms, the cause of different treatment methods, mainly including the regulation of lifestyle and dietary habits, drug therapy and other methods. 1. Physiological factors mainly refer to the decrease of hair volume after entering old age, which usually does not need to be treated. Hair loss can be alleviated by increasing sleep time and eating more protein-rich food. 2. Hair loss caused by baldness can be treated with topical minoxidil and other drugs, and usually avoid scratching the scalp. 3. Seborrheic alopecia can also be treated with topical minoxidil or selenium disulfide lotion, ketoconazole lotion and other drugs. Normally, you should pay attention to early to bed and early to rise, do not stay up late, and avoid too much pressure from study or work. 4. Postpartum hair loss is caused by excessive consumption of qi and blood after pregnancy, you can stop breastfeeding and take blood and kidney tonic Chinese medicine such as Jingwu capsule, blood hair capsule and other drugs treatment. It should be noted that there are many causes of pathologic alopecia, the use of medication is also different, and the adverse reactions and contraindications of different drugs are also different. Therefore, patients with pathological alopecia should go to the regular hospital to determine the cause of the disease, under the guidance of the doctor to standardize the use of medication, do not blindly use their own medication, so as not to aggravate the condition.