4/20/2023 0 Comments Black widow spider biteToo much excitement or movement will increase the flow of venom into the blood. What should you do if you think you've been bitten by a blackįollow these steps if you believe you have been bitten by a black widow spider.Ĭall your doctor, hospital, or poison control center. Muscle cramps and spasms that start near the bite and then spread and increase in severity for 6 to 12 hours.In some cases, severe symptoms appear within 30 to 60 minutes. One or two small fang marks like tiny red spots.Minimal to sharp pain followed by swelling and redness at the site of the bite.In most cases of a black widow spider bite, symptoms consist only of: What are the symptoms of a black widow spider bite? Bites to babies, children, and older adults may be more serious. These spiders tend to bite defensively when their webs are disturbed. Most bites occur in rural and suburban areas and occur between the months of April and October. (3.8 cm) long, but they may be smaller.īlack widow spiders are frequently found in low-lying webs in garages, in barbecue grills, around swimming pools, and in wood piles. Female black widows are usually about 1.5 in. Female black widows are long-legged, shiny, coal-black spiders with an orange, red, or yellow shape on their underside that usually looks like an hourglass but may be another shape. A female black widow is much more likely to deliver more venom than a male spider. Conditions Basics What is a black widow spider?īlack widow spiders (Latrodectus mactans and Latrodectus hesperus) are found throughout the United States, Mexico, and southern Canada.
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