Air ambulance services are also known as medical flights or medevac
. They are provided by a wide variety of organizations and firms. Some of the firms charge fees for availing their services while others are government funded or charity funded. A lot of business groups also maintain their own air ambulance services. A wide variety of aircraft including fixed-wing and rotary-wing aircraft are used as air ambulances. As more and more people understand the benefits of these flying ambulances, we can expect a lot of advancements in the field of air ambulance services.