What Causes Blood Clots in Legs?

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Blood clots in legs are caused by a number of factors, but the most common cause is not being active enough, according to Agency for Healthcare Research and Quality. Other causes of blood clots in legs include bad veins, recent surgeries, heart trouble, previous blood clots, paralysis and being65 years or older. The most common treatment options available for blood clots include a medication called Heparin as well as other medications prescribed by a doctor.

Symptoms of a blood clot in the leg include skin redness, pain or soreness in the leg, warm spot on the leg and new swelling in the leg. If left untreated, blood clots can be dangerous and travel to the lungs, causing a pulmonary embolism. Signs that a blood clot traveled to the lungs include difficulty breathing, chest pain, fainting, mild fever and rapid heart rate. Individuals who experience those symptoms should seek emergency medical care as quickly as possible.

There are many lifestyle changes that can prevent blood clots from occurring. Changing positions often, performing exercises, eating less salt, wearing loose fitting clothing and raising the bottom of the bedcan all prevent blood clots from forming. To avoid blood clots, it is important to refrain from putting pillows underneath the knees and avoid sitting or standing formore than an hour.