Myasthenia gravis prevention methods are as follows: 1, reasonable diet: to ensure a balanced diet and nutrition, do not favorites, to ensure adequate vitamin and protein intake, eat a light diet, avoid greasy, be careful to eat cold stimulating food. You can eat more warm and gentle products to achieve the role of tonic, so as to enhance the body’s ability to resist disease; at the same time, pay attention to dietary hygiene, to prevent gastrointestinal diseases; 2, combination of work and rest, live and let live: the onset of myasthenia gravis has a great deal to do with the excessive work, or excessive physical exertion, excessive computer eyes, labor, or frequent business trips, travel, living in an irregular manner, depletion of qi and blood, the immune system function affected by the onset, so you should ensure that the rise of the body and the development of the disease. And lead to the onset of disease, so we should ensure that we have a regular living, ensure sufficient rest; 3, regulate emotions, psychological balance: mental and emotional activities and physiological changes in the human body have a close relationship, adverse emotions, such as depression, fear, pessimism, are prone to cause disease recurrence and exacerbation; invigorate the spirit, maintain the emotional and emotional fluency and optimism, a healthy state of mind can be prevented myasthenia gravis, and patients with myasthenia gravis should set up confidence to overcome pessimism and depression; 4, pessimism and depression; 4, pessimism and depression. Pessimism and depression; 4, appropriate physical exercise to enhance physical fitness, prevention of infection: such as the prevention of colds, upper respiratory tract infections, gastroenteritis and other infectious diseases, the above diseases are easy to cause aggravation of myasthenia gravis, especially during the season of influenza outbreaks, the patient should try to go to fewer public places, adapt to the change of the natural climate, and add clothing in a timely manner; after the cold, it is necessary to treat it as soon as possible, and it is best to find a professional and experienced doctor to diagnose and treat it. It is best to seek professional and experienced doctors for diagnosis and treatment, and need to avoid using a lot of drugs. Myasthenia gravis is prone to relapse and has a long duration, so patients need to have regular checkups and take precautionary measures to prevent the disease from occurring in the first place.