Spider bites are uncommon, ... In people with dark skin tones, they may appear as a lumpy or bumpy cluster of lesions that is darker than the surrounding skin.

Spider bites A venomous spider bite (like this brown recluse bite) can cause a red or purplish rash radiating from the site of the bite. NIH. There are only a few species of spiders in the U.S ...

Insect and spider bites can cause small lacerations, swelling, skin discoloration, blisters, and other symptoms. Home treatment may relieve symptoms but some bites may need medical attention ...

Larger spider species, like wolf spiders, can be a little more aggressive and may bite people occasionally, Gangloff-Kaufmann said. But these bites are typically not dangerous because these ...

Even though most bug bites are just a nuisance, some can be dangerous and escalate into a serious illness if you don't treat them properly.

What they look like: Chiggers, a type of small mite, typically leave clusters of bites that are often very itchy. In many cases, chigger bites appear as small, red and itchy bumps. Sometimes, they ...