Jugular vein varicose is usually not dangerous, because jugular vein varicose is only a symptom, to treat the primary cause of jugular vein varicose, cause jugular vein varicose mainly asthma, right heart failure, superior vena cava syndrome and so on. 1. Asthma: asthma may cause venous blockage and symptoms of jugular vein varicose, recurrent asthma attacks, dyspnea, pulmonary heart disease and cardiac insufficiency may lead to jugular vein varicose, sit up and breathe, avoid a lot of exercise, and control asthma attacks. 2. Right heart failure: the return of blood can not enter the right heart normally, so that the surrounding veins accumulate more fluid, causing jugular vein varicose, manifested as jugular vein filling, fullness, swelling, etc., you can take some furosemide, digoxin and other drugs under the guidance of the doctor. 3. Superior vena cava syndrome: venous return is not good, causing venous vascular pressure is too high, there may be venous rage, you can take some hydrochlorothiazide, dexamethasone and other drugs under the guidance of the doctor. Active control of the primary disease, the phenomenon will be improved, the emergence of jugular venous varicose, need to do a good job of life care, more bed rest, do not participate in excessively intense sports. If there is any discomfort, it is recommended to go to the hospital immediately for treatment.