How do people get cancer?

Education & Reference by Anonymous 2018-09-02 07:21:49

Social Science

How do people get cancer?

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Some people never smoked in their entire life and drank occasionally with friends and ****. They maintained a healthy diet and they exercised regularly. None of their grandparents died of cancer or got cancer. How do people still get cancer even though they are doing everything right? I always wanted to know. Some...