Black triangles are more likely to be a symptom of a health problem than the cause of one. You may notice gaps forming between your teeth that weren’t there before if you have gum disease or ...

Henny Joyce Lim, a flight attendant for Philippines-based airline Cebu Pacific, is sharing the "secret" meaning behind black triangle stickers in airplane cabins. eric1207cvb - stock.adobe.com ...

The so-called “black triangle teeth” — a condition known as gingival embrasures — can be caused by gum recession, large toothbrush use, aggressive brushing, narrow front teeth, bone loss ...

Ever noticed black or brown triangles in between your teeth? Here, a dentist explains what they could be, as well as how to get rid of them. A dentist shares what may be to blame.

A dentist has warned that black triangles appearing between your teeth could be a sign of things that may need treating - but he shared that it can be challenging.

An dental therapist has explained how you can prevent ‘black triangles’ from appearing between your teeth. Anna Peterson, also known as @annapetersondental on TikTok, regularly shares advice ...