OSHA Workplace Injury Research

Severe Reactions From Insect and Arachnid Bites

OSHA recorded 243 severe cases involving insect or arachnid bites requiring hospitalization over the last decade.

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How often these injuries happen

OSHA recorded 243 severe incidents involving insects and arachnids since 2015. These cases are dominated by effects of poison, toxic, or allergenic exposure, which account for 71% of all reported injuries.

You frequently face hospitalization due to acute allergic responses that require immediate medical intervention.

Reported 2025 (partial year)
01020304020152025
Data: Federal OSHA Severe Injury Reports (29 states). Jan–Jul 2025, partial year.

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How these injuries happen

Every reported incident in this category stems from being bitten or stung by an animal. You encounter these risks when you disturb nests or habitats while performing routine tasks like landscaping, inspecting remote equipment, or working near windows and doors. The resulting injuries range from localized punctures to life-threatening systemic reactions that demand emergency care.

1 Bitten or stung by animal
Incidents
243
Share
100% of reported incidents
Cause Incidents Share
1Bitten or stung by animal 243100% of reported incidents

Where injuries happen most

Administrative services account for 14% of these incidents, often when you perform grounds maintenance or work in environments where pest control is neglected. Manufacturing and transportation sectors also see high rates of injury, as you are frequently exposed to insect habitats while working near loading docks or outdoor storage areas.

Administrative Services 14%
Manufacturing 13%
Transportation & Warehousing 11%
Construction 11%
Health Care 6%
Other 45%

Real cases like yours

Common patterns in these reports include you being stung while performing routine outdoor tasks like landscaping, brush clearing, or working near industrial machinery. Many incidents involve unexpected encounters in remote or neglected areas of a worksite that lead to severe allergic reactions requiring hospitalization. If any of these scenarios sound like what happened to you, an attorney can help you review the specifics of your incident.

Year State Industry Incident summary

Source: OSHA Severe Injury Reports. Narratives are verbatim from filings; identifying details may have been redacted by OSHA.

Frequently asked questions