The human body has more than 60,000 miles worth of veins and arteries, and the two kinds of blood vessels differ in purpose; veins carry blood back to the heart, and arteries carry oxygenated blood away from the heart to be distributed.
This is the process by which tissues and organs receive oxygen, nutrients, and the fuel they need to maintain their functions.
But what do healthy veins look like?
Veins are colorless, but it’s not uncommon to see them on your hands, arms, or other areas where the skin is thin. They may have a slight bulge and appear slightly purple, blue, or green….