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.

How often should you throw out your underwear?

How Often Should You Change Your Bra? – WAMA Underwear

Do You Need Running Underwear?

Restock Guide: Fresh Men's Underwear Briefs – TIMOTEO

This Is When You Should Think About Throwing Out Your Underwear

Signs That You Should Throw Your Old Underwear Out – Manmade

Hipster Brief – Woolly Clothing Co

It Turns Out You Should Throw Away Your Knickers After 12 Months

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