Recovery of muscle weakness requires targeted treatment according to the cause of muscle weakness: 1. For severe muscle weakness, drugs can be used such as cholinesterase inhibitors, e.g. bromiphistoin, neostigmine bromide; adrenocorticotropic hormones, e.g. methylprednisolone; immunosuppressants, e.g. azathioprine. Other treatments can be used such as thymic radiation therapy, plasma replacement, application of immunoglobulin, etc. 2. Muscle weakness caused by cerebrovascular diseases, such as cerebral infarction, requires improvement of circulation, nerve nutrition, and removal of free radicals. Cerebral hemorrhage requires cranial pressure reduction, even lateral ventricular drainage, and craniotomy treatment. After that, it is also necessary to carry out functional rehabilitation exercises of the limbs, such as acupuncture, massage and other methods to improve the symptoms of muscle weakness. 3, myositis, the treatment is also the use of hormones, immunosuppressants, application of globulin and other methods. 4, motor neuron disease, usually accompanied by brain tumor disease, requires surgery and other treatments, but there is no better treatment method.