Canker sores are small sores that happen inside the cheeks and lips, at the base of the gums, and on or under the tongue. They can make it painful to eat, drink, or even brush teeth. Canker sores are ...

If you've ever had a canker (say: KAN-kur) sore, you know that these small mouth sores can cause major pain. A canker sore can show up on the inside of your lip or cheek, under your tongue or at the ...

A woman's overall intake of dietary antioxidants, including vitamin C, may play a role in causing recurring aphthous stomatitis (RAS), which is better known as canker sores, according to a study ...

Sodium lauryl sulfate, a common ingredient used to make toothpaste foamy, has been linked to longer-lasting, more-painful ...

I was surprised to learn that a common ingredient often used to make toothpaste foamy has been associated with canker sores ...

A sunken canker forms on branches and is often coated in a thick layer of resin. It may take several years for the canker to girdle the branch. Once girdled, the branch dies and the needles turn brown ...

Canker sores are vexing and ... how the ingredient may affect canker sores. But clinicians said switching to an SLS-free toothpaste has helped several patients. “They’re able to brush their ...