# Effects of heat and light, unspecified at U.S. Postal Service
> OSHA SIR `2017065384` · 6/13/2017 · PORTSMOUTH, NEW HAMPSHIRE
## Severity
- **1 hospitalization**
- **Body part:** BODY SYSTEMS
- **Nature of injury:** Effects of heat and light, unspecified
## Cause
- **Event:** Exposure to environmental heat
- **Source:** Heat-environmental
## Employer
- **Name:** U.S. Postal Service
- **Location:** 2875 Laffaette Road, PORTSMOUTH, NEW HAMPSHIRE, 03801
- **NAICS:** 491110
- **Jurisdiction:** 1
## Narrative

An employee was delivering mail and packages weighing up to 40 lbs. on a route that involved walking and driving when he began to feel the effects of heat stress. The employee was hospitalized for a cardiac event and heat-related illness.

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*Source: [OSHA Severe Injury Reports](https://www.osha.gov/severe-injury-reports) · AI Analytics · CC0 1.0*