The signs of a dangerous blood clot can vary depending on its location. Some people may also not experience any symptoms.

The muscle — usually the calf at the back of the lower leg — tightens and ... Intermittent claudication causes the blood supply to the leg muscles to become restricted. The resulting lack ...

This weakening causes blood to collect in the vessels, which can result in varicose ... fluid and blood to leak out and pool into the lower leg, leading to a condition known as venous insufficiency.

The agency OK’d an artificial vessel to restore blood flow in patients, even though its own scientists flagged questionable ...

Milwaukee Bucks guard Damian Lillard is taking blood-thinning medication after being diagnosed with deep vein thrombosis in ...