Rung Five
Diet and food finder
May lower risk

Leafy greens and other non-starchy vegetables

spinach, lettuce, peppers, green beans. Vegetables & fruit.

Verdict
May lower riskSome studies point to lower risk, but it isn't confirmed.
How sure
Rung 2 · LimitedFew, small or conflicting human studies, or only indirect measures such as blood markers.

The rung shows how sure the science is, not how big the effect is. How to read these ratings

Cancers affected

Head and neck, esophagus, lung in smokers, ER-negative breast

What the evidence shows

Rated limited but suggestive evidence of lower risk for these cancers by the World Cancer Research Fund.

What to do

Eat them daily as part of the overall pattern.

Sources

To take it to your doctor, print this page.

Step by step

For the whole picture, from prevention and screening to treatment and life after, see the breast cancer and lung cancer pages.

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