Raynaud's syndrome refers to the paroxysmal spasm of fingertip artery and the light blue-flush-normal intermittent change of skin color at the end of limbs under the influence of cold stimulation, emotional excitement or mental tension. This disease is more common in women aged 20-30, and occurs in cold season. The pulse of radial artery did not weaken during the attack. When this symptom occurs, scleroderma, lupus erythematosus, dermatomyositis and arterial occlusive diseases should be excluded. In addition to drug treatment, efforts should be made to avoid the influence of these incentives. Note: 1. Pay attention to avoid freezing and keep your whole body and limbs warm. 2, you can drink a small amount of alcoholic beverages in daily life, which is conducive to dilating blood vessels and relieving symptoms. But you must give up smoking, smoking will make blood vessels contract and aggravate the condition. Take care to protect your fingers at ordinary times to avoid injury. 3. Keep a good mood. This disease is benign and will not cause disability. 4. Take vasodilators according to the doctor's advice.