You’re always told to apply pressure, but how does that actually staunch the flow of blood to the area?
In: Biology
You ever step on a garden hose or bend it so the flow stops?
Same idea. It might not cut off all blood in some cases but slows it enough for it to clot more or to get to more definitive care.
The pressure used for a tourniquet is way more than most people think. It hurts.
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