All EMS medical crew members may be subject to certain work conditions while functioning in the full capacity of their position. These work conditions include, but are not limited to: performance of essential job responsibilities in a moving, ground ambulance, hospital as well as the potential to do so in an outdoor environment (inclement weather, extremes of temperature, accident scenes, steep terrain, back country, etc.), exposure to noise, vibration, and dehydrating environment of a ground ambulance, exposure to patients with known or unknown infectious disease in an enclosed space.