See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. "Enamel is the hardest tissue in the body, but unlike bone or skin, it ...

Researchers have created a bioinspired gel that can regenerate tooth enamel by mimicking natural growth processes. The fluoride-free material forms a mineral-rich layer that restores enamel’s strength ...

The next major innovation in dental care just might be a new ingredient added to our toothpaste and mouthwash from an unlikely source: sheep’s wool or human hair. Both contain the fibrous protein ...