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10th grade Science

Explain, physiologically, how you would decide to use ice or heat on an injury?

My book doesn't have any good info on this question. Is there a reputable website or article to get info to answer this question?

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  1. http://orthopedics.about.com/cs/sportsmedicine/a/iceorheat.htm

    http://health.howstuffworks.com/medicine/first-aid/ice-or-heat-for-injury.htm

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    Ms. Sue

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