This tree is infected with the fungal pathogen that causes Pine Ghost Canker, which can be fatal for trees. (Akif Eskalen, UC Davis) Fungal pathogens that cause die-back in grape, avocado, citrus, nut ...

Canker sores often seem to pop up out of nowhere and, once you have them, they’re often painfully hard to ignore — especially when you try to eat or even talk. So what, exactly, are canker sores? They ...

A canker sore—a painful white ulcer inside the mouth—might be brought on by stress. Or the wrong toothpaste. Or certain foods: tomatoes, peanuts, cinnamon. Or an iron deficiency. Or an allergy. Or a ...

Canker sores are small, painful lesions inside the mouth that appear as reddish sores with a white or yellow center, which make it difficult to eat or talk. They are generally split into two ...

Canker sores, though often overlooked, are a common oral health issue that can cause considerable discomfort. These small, painful ulcers typically form inside the mouth and can interfere with daily ...

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 ...

Those tiny white spots inside your mouth might be small in size, but they deliver pain far beyond their dimensions. Canker sores affect nearly everyone at some point, making simple pleasures like ...

A canker sore, or aphthous ulcer, is a lesion that develops on the soft tissues that line the inside of the mouth, gums, and inner lips. The exact cause of canker sores is unclear. Some risk factors ...

Cold sores and canker sores are relatively common, non-threatening blisters in and around the mouth. Here's how to tell the difference between cold sores and canker sores and how to treat each. What ...

Canker sores are painful sores inside the mouth. The lesions are oval shaped with a yellow-gray center that a red ring surrounds. Canker sores progress through different stages and typically last 1–2 ...

Fungal pathogens that cause pine ghost canker are infecting conifer trees in urban forests of Southern California, scientists found. Fungal pathogens that cause die-back in grape, avocado, citrus, nut ...