The elderly are prone to cardiovascular diseases, tumors and plant nerve dysfunction, as follows: a. Cardiovascular diseases: Cardiovascular diseases are the most frequent diseases among the elderly, and because most of them have hypertension, diabetes and other underlying diseases, they are prone to atherosclerosis, which can easily lead to cardiovascular accidents, including cerebral hemorrhage, cerebral infarction, coronary heart disease, etc. Second, tumors: the elderly are also a high-risk group for tumors because of the lack of exercise and low immunity. Third, plant nerve dysfunction: the elderly are very prone to plant nerve dysfunction, especially some female patients, more prone to plant nerve dysfunction, neurasthenia, menopausal syndrome and other diseases, patients will have obvious anxiety and depression, which will affect normal sleep. Therefore, the elderly are a high prevalence of the above-mentioned diseases and need to be given timely intervention and treatment.