or back that's followed by smaller red spots that have a ring-like shape. The spots can be scaly and itchy. Experts don't know what causes pityriasis rosea, but it is believed to be linked to a ...

There are numerous potential causes for red spots to form on the skin ... This larger patch appears first and can be found on the chest, back, or abdomen. It’s called the mother patch, and ...

The species with extra red spots on its back tended to spin webs higher up than the other spiders. Because of its lofty habitat preference, that species likely risks predation from above and below ...

Red spots can appear on the penis or under the ... antibiotics can cause Stevens-Johnson syndrome, which leads to the formation of blisters on the penis that can spread to other areas of the ...