A photo of a long‑expired tube of toothpaste—dating all the way back to 1988—has gone viral on Reddit, attracting more than ...

"Hydroxyapatite is natural. It is a type of calcium that makes up bones and teeth," says Lai. "Nano-hydroxyapatite relates to ...

Anna Gragert (she/her/hers) was previously the lifestyle editor at HelloGiggles, deputy editor at So Yummy and senior lifestyle editor at Hunker. Over the past 10+ years, Anna has also written for the ...

Scientists have found that keratin, the protein in hair and skin, can repair and protect tooth enamel. The material forms a mineralized layer that halts decay and restores strength, outperforming ...

Florida and Utah have banned fluoridation, with multiple other states looking to do the same. Critics of fluoride in drinking water point to supplements as an alternative, but many are creating ...

Philippe Hujoel, a dentist and University of Washington professor, holds a toothbrush and toothpaste in an office at the school in Seattle. Dental health experts worry that more people are using ...