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Cracking your knuckles will lead to arthritis.
14 Facts That Are Completely False
There has been no scientific link of any kind between cracking knuckles and developing arthritis. It's just something people say when they want you to stop making that annoying sound.
Goldfish have a three second memory span.
14 Facts That Are Completely False
While it's true these aren’t the smartest members of the animal kingdom, the 3 second memory myth is just a plain exaggeration. Research has shown that they can maintain memories for up to three months. It's not a lot, but it's better than three seconds
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