Canker sores are vexing and common. The reason they occur isn’t clear, but your toothpaste could be a factor. An ingredient often used to make toothpaste foamy, sodium lauryl sulfate (SLS), has been ...

Toothpaste is a staple in nearly every household, but not all tubes are created equal. While many brands market themselves as safe and effective, some formulas still contain potentially harmful ...

When it comes to canker sores (also known as aphthous ulcers), Elizabeth Graves, a registered dental hygienist and founder of Take Home Smile, tells Mic: “Although you cannot speed up the healing ...