"You're going through so much suffering your toes are bleeding, " Djokovic said.

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You carried it for protection, getting there, and again at dinner, for spearing a chunk of meat from a passing platter after which you ripped it off your knife and, possibly bleeding from this awkward exercise, popped it into your mouth.

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While it might be tempting to try to reduce your own risk by popping these over-the-counter pain relievers, known as nonsteroidal anti-inflammatory drugs (NSAIDs), the researchers sound a note of caution: The pills can cause bleeding in your digestive tract.

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