That mysterious purple mark appearing on your arm without any memory of bumping into something might seem like a minor annoyance, but when bruising becomes frequent and unexplained, it could signal a ...
You've had a bump, blow, or knock to your body that was hard enough to damage small blood vessels under your skin. Blood leaks out of these blood vessels, called capillaries, and seeps into the ...
Woman’s mysterious hand bruises lead to unexpected medical explanation.