Role Heredity Plays in Varicose Veins
Written by Dallas Vein Specialists on June 14, 2014
A normal and healthy leg vein contains one-way valves that prevent blood from flowing backwards. If these venous valves or the walls of the veins weaken or malfunction, blood may start to leak and flow away from the central circulation and toward the pull of gravity. This causes varicose veins, which are swollen and enlarged. One out of every two...