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Biology Unit 5
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Topic 7: Run for your life

18. Analyse and interpret data on possible
disadvantages of exercising too much (wear and tear
on joints, suppression of the immune system) and
exercising too little (increased risk of obesity,
coronary heart disease (CHD) and diabetes),
recognising correlation and…

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Biology Unit 5
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Too much exercise ­ the risks
Effects of exercising too much:

There is some evidence of a correlation between intense exercise and the risk of infections
such as colds and sore throats
Suppression of the immune system after extreme exertion
Viruses spread easily from non-athletes…

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