Changes in your skin texture might be warning signs of internal health problems long before other symptoms show up.

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 ...

This investigation evaluates the accuracy of television microscopy when applied to studies of skin capillary hemodynamics in newborn infants. Microscopic videorecordings of 16 nailfold capillaries ...

The blood vessels swell and become blocked with blood clots, called thrombi, eventually damaging or destroying skin tissues. Sometimes, this can lead to infection and gangrene. Initial symptoms ...