Determinants of Health: Physical Environment

A home with a stethoscope on it assessing physical environment as a health determinant.

Physical Environment: Why Home Conditions Matter in EMS

Key Takeaways:

  • The physical environment includes the spaces where people live, work, and play—and it has a direct impact on health as a determinant of health.
  • Community paramedics can observe hazards and environmental risk factors during in-home visits that clinical providers rarely see.
  • Poor housing, lack of utilities, environmental toxins, fall risks, and structural safety issues often contribute to chronic disease exacerbations and frequent EMS use.
  • Addressing these issues through referrals, documentation, and partnerships leads to safer living environments and improved patient outcomes.
  • Environmental assessments are a key part of community paramedicine and mobile integrated healthcare (MIH) strategy.

Introduction

Healthcare providers often see patients in controlled environments—clinics, hospitals, urgent care centers. But for community paramedics, the home is the care setting. What we see in a patient’s home can tell us more than their vitals: is there mold? No running water? Are the smoke detectors functional? Is the floor cluttered with trip hazards?

This article explores the impact of physical environments on health, how community EMS providers can identify risks, and how we can intervene. From poorly insulated trailers to pest-infested apartments, the home tells a story about why patients keep calling 911—and what we can do to prevent it.


What Is the Physical Environment?

The U.S. Department of Health and Human Services defines the physical environment as the natural and built conditions where people live, work, and engage in daily life (Healthy People 2030, 2023) category of determinants of health.

This includes:

  • Housing quality and safety
  • Air and water quality
  • Availability of green space and recreation
  • Noise levels and environmental stressors
  • Accessibility of sidewalks, ramps, and transportation

In community paramedicine, the focus is often on the home environment, where many chronic disease triggers and safety risks reside.


Common Home Hazards Seen by EMS Providers

1. Fall Hazards

  • Loose rugs, poor lighting, stairs without railings, and cluttered floors are major risks for elderly and mobility-impaired patients.
  • Falls are the leading cause of injury-related EMS calls among older adults (CDC, 2021).

2. Inadequate Heating or Cooling

  • Homes without functioning HVAC systems can lead to hypothermia or heat exhaustion, especially for seniors and those with respiratory illness.
  • EMS may be repeatedly called for asthma, CHF, or dehydration exacerbations tied to indoor climate.

3. Poor Air Quality and Environmental Exposures

  • Mold, secondhand smoke, and pests like cockroaches or rodents worsen COPD, asthma, and allergies.
  • Use of wood stoves or gas heaters without ventilation can expose residents to carbon monoxide and particulate matter.

4. Unsafe or Unclean Living Conditions

  • Hoarding, trash buildup, or water leaks lead to increased risk of infection, injury, or falls.
  • Infestations can be a barrier to medication adherence or basic hygiene.

5. Lack of Functional Utilities

  • No electricity means no refrigeration for insulin.
  • No running water affects hygiene, medication use, and infection control.
  • No phone access means patients can’t call providers or refill prescriptions.

How to Assess the Environment During Home Visits

1. Observe with Purpose

  • Look beyond the patient—scan the living space, kitchen, bathroom, and entry points.

2. Document What You See

  • Use clear, objective language to describe conditions in your reports.
  • Note how environmental issues relate to medical complaints.

3. Ask Thoughtful Questions

  • “Are you able to keep the home warm/cool enough?”
  • “Have you had any trouble with pests, plumbing, or leaks?”
  • “Do you feel safe moving around the house?”

4. Use Tools or Checklists

  • Incorporate basic home safety assessment tools into your patient evaluation.
  • Partner with organizations that perform more formal housing inspections if needed.

Intervening and Connecting Patients to Help

Community paramedics can’t fix housing—but we can:

  • Refer to agencies that provide weatherization, housing repair, or relocation support.
  • Connect with adult protective services when conditions are unsafe or neglect is suspected.
  • Work with public health and housing authorities to report severe hazards.
  • Collaborate with fire departments, code enforcement, and social workers to address layered risks.

Creating a resource directory specific to your service area is essential to making these referrals count.


Why It Matters: The Link to Preventable EMS Use

Many patients don’t need more medicine—they need a safer place to live.

  • A COPD patient in a moldy apartment will keep calling 911 for shortness of breath.
  • A diabetic without electricity can’t store insulin and ends up in DKA.
  • A heart failure patient without AC in summer may present with fluid overload and heat exhaustion.

By addressing environmental contributors, community paramedics break the cycle of frequent EMS use and avoidable hospital admissions.


Conclusion

The home is where health happens. In community paramedicine, understanding the physical environment is as critical as knowing the patient’s medical history. By identifying risks and connecting patients to resources, we support safer, healthier living conditions—and reduce future emergencies.

We’re not just delivering care; we’re seeing what others can’t and changing what others won’t.


References

Centers for Disease Control and Prevention (CDC). (2021). Older Adult Fall Prevention. https://www.cdc.gov/falls/data-research/facts-stats/index.html
Healthy People 2030. (2023). Neighborhood and Built Environment. U.S. Department of Health and Human Services. https://health.gov/healthypeople/objectives-and-data/browse-objectives/neighborhood-and-built-environment

National Institutes of Health. (2022). Indoor Air Quality and Health. https://www.niehs.nih.gov/health/topics/agents/indoor-air/index.cfm


Ready to Learn More?

Stay tuned for the next article in our Determinants of Health Series: “Access to Healthcare: Helping Patients Navigate the System.” 🚑

Social Determinants of Health for CEMS
Health Behavior Determinants for Community Paramedics

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