Victims should get out of the cold to a warm area and get medical attention. Hypothermia occurs when the inner body temperature becomes dangerously low as a result of prolonged exposure to the cold. Other signs include a very low heart rate, slowed breathing and low body temperature. The victim should receive medical attention as soon as possible. Pollutants Pollutants are also an environmental risk for exercisers.
Many people live in urban environments, where there is a higher amount of air pollution.
Ozone, another pollutant, can also irritate eyes and cause chest pain that can interfere with aerobic exercise. Whenever people are outdoors, they are exposed to ultraviolet light. Sunscreen and sunglasses help protect the skin and eyes from sun damage and should be used during hot or cold weather. A waterproof sunscreen with an SPF of 15 or higher provides adequate protection from the sun's rays for most people. Permission is granted to reproduce for educational non-commercial uses if this message is shown.