11.27 - Cancer Cancer o A group of related diseases...

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Cancer Cancer o A group of related diseases characterized by abnormal cell growth Abnormal = DNA mutation Collection of dysfunctional cells May invade other tissues o Which types are lethal? All o 3 stages Initiation Mutation of DNA Promotion Mutated cells multiply Progression Further growth and spread o Factors that increase cancer risk Tobacco use Sun exposure Poor nutrition Environmental/ occupational exposure Physical inactivity Family history Personal history o Cancer and nutrition Nutrients may protect cells Nutrients prevent stage 1 Help with treatment side effects
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11.27 - Cancer Cancer o A group of related diseases...

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