Do you need to throw out your underwear every 6-9 months

A viral TikTok video suggests that people should trash their underwear after a certain time period.
A viral TikTok claims you should throw out your underwear every six to nine months. Here's what ob-gyns have to say about this supposed rule.

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It's been revealed exactly how often you should chuck out your

This is how often you should throw out your underwear.

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How Often Should You Throw Out Underwear?

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How Often Should You Throw Out Your Underwear?