Less common white bump causes worth noting are: Flat warts: “These small, skin-colored bumps are caused by specific strains ...

After a tick bite, some people do develop a small, red, itchy bump, the Mayo Clinic says ... swelling in the lips or tongue and trouble breathing. If you have bites along with any of these ...

Hives, which are red, itchy bumps that appear on the skin, can appear after exposure to the coldCredit: Getty Being allergic to the cold is a condition known as cold urticaria. While it's ...