Other people, however, can develop overwhelmingly itchy, raised red welts that look like mosquito bites or hives. Bedbug bites may feel similar to other bug bites, like mosquito bites. That means ...

Dog hives (also called canine urticaria) are raised, itchy welts that can appear on dogs’ skin, usually in response to allergens. These swollen bumps can pop up anywhere on your dog’s body ...

Hives are raised welts or patches that can differ in size and shape. They can appear anywhere on the body and may feel itchy or sting. The color of hives can vary depending on your skin tone.

But hives can also appear after a viral infection, including COVID-19. Hives may look like raised and itchy red, pink or flesh-colored bumps. The rash can occur in isolated patches or large clusters.