Mild pulmonary hypertension should first clarify the cause of the disease, appropriate treatment for the primary disease, the use of drugs to reduce pulmonary artery pressure, pay attention to life management. Mild pulmonary hypertension generally refers to the resting state mPAP is 26~35mmHg, clinical symptoms are generally less obvious, may appear after strenuous activities such as dyspnea, fatigue, etc., should first clarify the cause of the disease, and then take corresponding measures. If caused by lung disease, ipratropium bromide may be considered to control the condition; if caused by heart failure bisoprolol may be taken following medical advice. While actively treating the underlying disease, nifedipine and amlodipine can be taken to reduce pulmonary artery pressure, and bosentan and sildenafil can be used in the arterial type as prescribed by the doctor. Avoid traveling to high altitude areas, get enough regular sleep, and don’t stay up late.