What does it mean if you have red lumps on the back of your tongue?

Normal: There are thousands of bump(papillia) on the tongue. These bump and taste buds are various shapes and sizes with multiple functions. On the back of the tongue, there is a band of large lumps usually in a v-shaped pattern. You may be looking at them. If want to be sure consult your dentist about your concern.

Probably nothing.: Red lumps on the back of the tongue, most likely, are normal tastebuds called circumvalate papillae. If you are nervous about it being something different, go see a dentist or physician and let them look.

Allergies: When you expose yourself to something you are allergic to like a type of food or cologn your body reactions include red pumbs on the skin and back of the tongue.

Tongue bumps: Your tongue has 4 different types of surfaces. The very back of your tongue is covered with a mushroom shaped surface that is more pronounced than the front, sides, or underneath surfaces. Fungi form papilla cover the back section and can trap food underneath the edges. This leads to potential irritation and bad breath. A tongue scraper will remove the irritants; a conservative first step.