Health and Physical Fitness Terms

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Air Quality Index

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A measure used to communicate how polluted the air currently is or how polluted it is forecast to become.

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Heat Index

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A measure that combines air temperature and relative humidity to determine an apparent temperature.

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Humidity

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The amount of water vapor present in the air.

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Hyperthermia

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A condition where the body temperature is elevated beyond normal due to failed thermoregulation.

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Hypothermia

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A medical emergency that occurs when your body loses heat faster than it can produce heat, causing a dangerously low body temperature.

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Physical Activity Questionnaire

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A survey used to assess physical activity levels in individuals.

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Wind-Chill Factor

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A measure of how cold it feels when wind is taken into account with the actual air temperature.

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Activity Neurosis

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An obsession with physical activity and exercise.

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Atherosclerosis

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A disease in which plaque builds up inside your arteries.

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Blood Pressure

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The pressure of circulating blood on the walls of blood vessels.