Sarcopenia and pneumonia are common diseases in the elderly.Both diseases are closely related to the quality of life and the disease burden in society.Sarcopenia can cause functional impairments and affect the occurrence and prognosis of pneumonia,and occurrence of pneumonia will also increase the risk of sarcopenia or worsen its'condition.Our article discussed the association between sarcopenia and pneumonia,summarized the related prevention strategies,and aimed to reduce the social health problems and disease burden caused by the diseases in the elderly.