The most important thing is to investigate the cause of panic and leg weakness. It is recommended that patients go to the hospital for a comprehensive physical examination to clarify the underlying diseases, which are more common clinically: 1. organic heart disease, such as cardiac insufficiency, can lead to panic and weakness of both lower limbs. 2. arrhythmia, various arrhythmias can cause patients to have symptoms of chest tightness and palpitations, resulting in insufficient blood supply and weakness of both lower limbs. 3, endocrine system diseases, such as hyperthyroidism, hypothyroidism, etc. Patients have the above symptoms. 4, electrolyte disorders, such as low potassium, patients can have tachycardia, causing panic, and periodic paralysis causing leg weakness. 5, functional etiology, such as neurosis, patients do not have organic disease, but have the above symptoms, no special treatment is needed.