why do dogs have bumps on their lips?

Dr. Danielle explains what bumps and lumps on your dog could mean

The bumps are called canine oral papillomas, or oral warts. They are small bumps caused by the papillomas virus. They are usually small, benign tumors that form on the lips and gums.

How to treat dog Acne, pimples, hot spots and dog allergies/ acne at home treatment ( 8 easy ways)