Explore the most common sources of leg pain and learn when it may require medical care.
Deep vein thrombosis occurs when a blood clot forms within the deep veins located in the leg. This can be caused by prolonged periods of sitting, bed rest, high altitude, birth control, obesity or trauma. Deep vein thrombosis causes a dull aching, cramps, swelling, discoloration of the skin and skin that is warm to the touch. If a blood clot is suspected, it is imperative to seek medical attention promptly so that a course of action for treatment can begin.

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