Age: As you grow old, the have on and tear around the valves in your veins can result in them to weaken, bringing about poor blood circulation. Should you have varicose veins, your legs may bruise very easily due to enlarged veins near the area of the skin. 性别。女性更容易出现这种医疗状况。激素往往能使静脉壁松弛。因此，月经前、怀孕期间或绝经后的激素变化可能是一个促发因素。激素治疗（... https://www.sgvascularctr.com/varicose-veins-explained/