Varicose veins are really just swollen veins and are caused by increasedbloodvolume and pressure on the legs and feet.
静脉曲张其实就是肿胀的静脉,这是由腿部和脚部的血量增加和压力引起的。
2
Increasedbloodvolume makes your heart work harder to move more blood through your blood vessels, which increases pressure in your arteries.
血量的增加将加重心脏负担,血管内的血量也会随之上升,进而加大动脉的压力。
3
Your distance runs, of course, produce aerobic gains, including increasedbloodvolume and capillarization, enhanced mitochondrial density and size, and improved slow-twitch fiber development.