According to Khan, it whitens with hydrated silica and has a more "medium" abrasiveness. Who is it best for: This whitening toothpaste is best for people who want to avoid fluoride in favor of ...

Here are the backstories behind the emblems and logos of the world's most popular automakers, from Acura to Volvo and every brand in between.

Purple urine? Skin like tree bark? An allergy to water? To the patients who have them, these weird diseases, syndromes and ...

Best at-home teeth whitening products for 2025, according to dentists and testers For a whiter, brighter smile, try these top whitening products from Opal, Crest, Moon and more.