The rash can look like a bullseye and is often pink or red ... Other times, like with a wasp sting or spider bite, when the venom releases into the skin and surrounding tissue, it causes pain ...

It can be distressing to wake up with a mysterious swollen red rash on your ankle. Could that rash be an insect bite? And what kind ... also develop a distinctive "bullseye" rash, as described ...

"Erythema migrans, a rash with a great ability to spread through the skin, is a hallmark of Lyme disease, a serious bacterial ...

It can be distressing to wake up with a mysterious swollen red rash on your ankle. Could that rash be an insect bite? And what kind ... also develop a distinctive "bullseye" rash, as described ...