signs of blood clots

You are at risk of blood clots if you have the following signs after walking
you may never have thought that something as simple as walking could be linked to the risk of developing a blood clot. sounds unbelievable, right?
New technology: Use low-frequency ultrasound to break blood clots deep in the leg veins
us researchers have developed a new surgical tool that uses low-frequency ultrasound to break blood clots deep in the leg veins without damaging the surrounding blood vessels.