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.
Those colors, in fact, are not your veins at all. The color is simply the blood that’s flowing through them.
If they look a bit blue or purple, don’t worry about it. However, if they suddenly begin to bulge or become a dark color, talk to your doctor because it may signify an underlying condition.
It could also be a symptom of common conditions such as varicose or spider veins.
Varicose veins are veins that have become swollen and twisted. They usually take on a purplish or bluish color and bulge more than regular veins.
They happen when there is increased pressure in the vein, causing damage. The valves in the vein can stop working, limiting the movement of blood. It pools and stretches the vein, creating visible…