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 change your underwear? Experts react to 9-month rule - NZ Herald

How often should you change your underwear? Experts react to 9-month rule

How—And How Not—To Wear Your Underwear

How Often Should You Throw Out Your Underwear?

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Why Replacing Old Underwear Is a Must for Men's Health

TikTok user's underwear rule sparks major confusion

How Often to Replace Underwear

When to Throw & Buy New Underwear?

2 Gynos Weigh in on How Often You Should Toss Your Underwear