Learn the most common causes of white spots on nails, a condition known as leukonychia. Plus, experts explain how to treat ...

White spots appear, typically somewhere on the edge of the lips These white spots blister, scab, and crust over — resulting in a cold sore. After your first cold sore outbreak, HSV will ...

White spots typically show up on tonsils as the result ... Don't worry, you aren't alone: Over half of US adults have had oral herpes. Most people get oral herpes through non-sexual contact.