By some estimates, up to 90 percent of all cancers may be environmentally
related.

Name: By some estimates, up to 90 percent of all cancers may be environmentally related.
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Question

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Many environmental factors such as air pollution, exposure to chemicals, and lifestyle choices like smoking and poor diet have been linked to an increased risk of developing cancer. While genetics may also play a role, environmental factors are thought to be a significant factor in the majority of cancer cases.

By Some Estimates, Up to 90 Percent of All Cancers