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There’s a lot we can do to protect ourselves from certain cancers — don’t smoke, avoid prolonged exposure to the sun, and try not to breathe or ingest too many chemical pollutants in the air or our food. But scientists have always known that this was only part of the cancer story.

There’s also heredity, but that only explains about 5% to 10% of cancer. The truth of the matter is that some tumors emerge simply at random.

But how much of malignancy can be attributed to this unfortunate roll of the dice?

What really causes cancer?

  Thanks to Angela who shared this post. CLICK THIS LINK for more .