Yes, your physical fitness can reduce your cancer risk
from Outside Online
One of the first things they would teach you in health journalism school, if that were an actual thing, would be to treat purported anti-cancer news with extreme caution. People are desperate for hope, so hyping up the latest mouse breakthrough or Amazonian tree fungus is somewhere between unethical and cruel. There's no miracle to report, and there's not even a big surprise: The upshot is simply that high physical fitness appears to be protective against certain types of cancer.
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