Walking and standing in uncomfortable shoes or heels can cause blisters and chafing. It causes red bumps on the back of the ...

Blisters can be caused by insect bites, allergies ... for a long period and their toes continuously rub against their shoes or socks. Friction blisters typically appear on the heels, toes ...

While brown recluse bites may form a small, fluid-filled blister, most are dry ... For example, if the spider hides in a shoe over night, it will bite when you try to put the shoe on.