Why do underwear start to get holes/torn at near the anus region

America's Holey Secrets: 74% of Americans Have Rocked Underwear With H – Tommy John

Why Is My Butt Itchy? Possible Reasons for an Itchy Butt

Why do underwear start to get holes/torn at near the anus region? - Quora

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Boxer's Hole and What's it for? – SHEATH UNDERWEAR

Why does my underwear tend to get torn every time it's worn for a little more than a day? I'm a woman. - Quora

Why does my underwear tend to get torn every time it's worn for a little more than a day? I'm a woman. - Quora

People discover why men's underwear has a hole in the front – it's not just to pee - Daily Star

How come underwear sometimes comes apart at the seam? - Quora

Experiencing Anal Pain? Find Out What It Could Mean! - Sitaram Bhartia Blog

Can Thongs Cause Hemorrhoids: How to Wear Thongs Safely

Perineal tears