Known as varicose veins, these blood vessels, which return blood from ... the more delicate red or blue tracings that can pop up on the skin's surface like kinky spider webs, are a minor form ...

When you inject drugs, the needle breaks the surface of your skin and comes into contact with your blood. You should never share needles with others and should always use a new or sanitized needle ...

Bulging blood vessels can appear on the forehead ... Spider veins refer to small red, blue, or purple lines below the skin’s surface. These lines indicate broken veins, which can develop ...

And underneath your skin lies a vast network of blood vessels. Spread out, this network of veins, arteries, and capillaries would extend over 100,000 miles. That's long enough to wrap around Earth ...

The circumstances associated with blood spills can obviously vary greatly depending on the volume and type of contact surface. A small amount of blood, if splashed, can cover a large surface area. A ...