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Body & Brain

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young boy stopping bloody nose

To stave off bloody noses, keep noses moisturized and free of fingers.

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NUMBER NERVOUSNESS People anxious about doing math use certain brain networks differently when doing arithmetic, which suggests they might use different problem-solving strategies than people who aren’t anxious about math.

GROWING PAINS  As cells divide and grow to replenish and repair organs, accidental mutations may crop up in cancer-associated genes. A new study suggests such random mistakes are the source of 66 percent of mutations in cancer cells (illustrated here) across the board.

Body & Brain

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