Linda Bartoshuk has received funding from NIH. Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to CuriousKidsUS@theconversation.com.

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

Brushing your teeth might seem like a simple task you do twice a day, especially if you have an electric toothbrush that does most of the work for you. You put a pea-sized amount of toothpaste on the ...

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

According to a study published in the journal ACS Nano, researchers at the Chinese Academy of Sciences have developed an ...

Ayana Headspeth suffered from severe periodontal disease before transforming her confidence through an implant procedure ...

Certain times—and workouts—are better than others.

On social media, hairstylists, influencers, and everyday users have attracted thousands of views promoting sulfate-free hair routines, fueling a wave of alternatives that market themselves as “gentle” ...

Inside a wellness spa in Chicago’s River North neighborhood, a video of Gwyneth Paltrow plays on a quiet loop near the reception desk. The Goop mogul lies on a pillowed Exomind treatment bed, a fluffy ...

Thousands of teething toys sold on Amazon have been recalled after reports of 32 choking incidents. Longyanguiheng of China recalled 6,800 Yetonamr pull string teething toys, according to an ...

Tottenham Hotspur head coach Thomas Frank described the suggestion that he had deliberately used an Arsenal-branded cup as “extremely stupid”. Before Tottenham’s 3-2 defeat at Bournemouth on Wednesday ...