What are the disadvantages of wearing thongs

The chance of infection is higher, sometimes it can reveal too much, and they ride up a lot.

Disapproval, bad hygiene, bad behaviors ..

Whale tail when you bend over, other than that I haven't had a problem.

idk... i don't own any

They hurt your feet I rather wear sandals

it will stick up your butt like a toothpick between your teeth