Your winky is not a slinky. A bizarre new trend that has men tugging repeatedly on their penises to make them bigger has gone viral — and experts are warning of lasting, possibly harmful effects.

Jelqing is a technique of manual stimulation, which is alleged to increase the length and thickness of penises. The origins of jelqing are uncertain, but it’s claimed that it is a millennia-old ...

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What is ‘jelqing’? Viral penis-enlarging trend could actually make it smaller — and erections painful, experts warn Yahoo Sports ...