TikTok is full of at-home hacks promising a whiter smile in minutes. But do they actually work? According to dentists, the answer is both yes and no. Some are harmless optical illusions that give a ...

Researchers in Europe set a new limit for children’s fluoride consumption after a string of studies suggested too much ...

Brushing our teeth is so deeply ingrained in us that we don’t even think about it usually. You put toothpaste on, brush your teeth for around two minutes, rinse and go on with your day. But, umm, that ...

A systematic review analyzed the associations of high-concentration delta-9-tetrahydrocannabinol (THC) cannabis products with mental health outcomes. The review found that high-concentration THC ...

An 1958 ad in Ladies Home Journal after Crest became to first toothpaste brand to add fluoride two years earlier. (Jbcurio via Flickr/CC BY-NC 2.0) Sign up for Weekday J and get the latest on what's ...

Looking for an effective, sustainable toothpaste? It might be on top of your head. Scientists have discovered that keratin, a protein found in hair, skin, and wool, can repair tooth enamel and stop ...

Hydroxyapatite (HAP) toothpaste is a dental product that contains manufactured calcium phosphate. Calcium and phosphate are minerals that form 95% of tooth enamel and 70% of bones. NASA developed HAP ...

DEAR DR. ROACH: In a recent column, you responded that fluoride is naturally occurring, and places that removed fluoride from drinking water had increased tooth decay. Is fluoride naturally found in ...

Dear Dr. Roach: In a recent column, you responded that fluoride is naturally occurring, and places that removed fluoride from drinking water had increased tooth decay. Is fluoride naturally found in ...

Dear Dr. Roach: In a recent column, you responded that fluoride is naturally occurring, and places that removed fluoride from drinking water had increased tooth decay. Is fluoride naturally found in ...