A welt showing up suddenly may very well be a bite -- possibly even from a spider. But figuring out what caused the bite is nearly impossible without catching the culprit in the act. This bite on the back -- shown five days after it appeared -- was followed by fever and body aches for two days. The victim says under the skin is a walnut-sized hard mass and the site is hot to the touch.
This victim went to the doctor, not a bad idea when the bite is followed by symptoms like fever and body aches. If it turns out to be an infection, early treatment is better than waiting.
Have a spider bite you want to share? Submit a picture of your spider bite.
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