Although rare, a red rash may indicate leukemia, which is a type of blood cancer. A leukemia rash can look like tiny dots, big plaques, or itchy bumps that do not turn white when you press them.

It's not uncommon for a baby's adorable little legs to develop skin rashes, seemingly out of nowhere. And while any skin abnormality is understandably a cause for concern, take comfort in knowing that ...