To keep your teeth white, bright and healthy, follow these 7 tips from dental experts

Dental hygiene is important — as is taking pride in your "pearly whites."

But keeping your teeth bright and white can be a challenge, with various factors causing discoloration.

Dr. Ronald Santana, head of science and development at Oral Biolife in Pennsylvania, noted that tooth discoloration refers to the "staining or darkening of teeth" from internal or external factors.

TIKTOK VIDEO FROM LONDON DENTIST GOES VIRAL FOR REVEALING 3 SURPRISING TIMES YOU SHOULD NOT BRUSH YOUR TEETH

"Extrinsic...