Dietary care: Dietary care for patients with myasthenia gravis is very important. Therefore, it is necessary to strengthen the patient's dietary care, guide them to consume foods rich in fiber, vitamins, high calcium, such as dairy products, soy products, and other protein rich foods, improve their nutritional status, reduce the intake of spicy, raw, and cold foods, and consume more warm and nourishing foods. The patient's food should mainly be steamed, boiled, braised, stewed, and other cooking methods, Avoid dry and rough food; For those with difficulty swallowing or weak chewing, liquid or semi liquid food should be given, and nasal feeding should be given if necessary.