Blood clot: The sign 'you may feel only when standing or walking'

THE NHS says blood clots can be very serious and need to be treated quickly. Blood clots are gel-like clumps of blood. A blood clot, or thrombus, can move through the bloodstream until it gets stuck in a narrow passageway and can sometimes be life threatening if not treated quickly.
Source: Daily Express - Health - Category: Consumer Health News Source Type: news
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