Around 1% of the world’s population are born with extra fingers or toes.
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Approximately 6% of people have an extra nipple.
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Fresh sweat doesn’t have a smell. It’s the bacteria that feast on sweat that cause the bad smell.
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Toe jam was mentioned in a song by The Beatles. Maybe they knew a thing or two about foot hygiene.
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Some skin symptoms appear soon after infection, while others arise later or in more severe disease. Most get better with time.
Scientists don’t know for sure why this happens - but we have some theories.
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The truth is scientists aren’t exactly sure why our fingers and toes get wrinkly in the bath. But here’s what we know, and what we suspect.