The 5-Second Trick For varicose veins surgery singapore
One-way valves Within the veins open up to Allow blood stream by after which you can shut to maintain blood from flowing backward. If the valves are weak or destroyed, blood can again up and pool inside your veins. This leads to the veins to swell.Weak valves can be because of weak vein partitions. Once the partitions in the veins are weak, they re