Due for a colonoscopy? Don't wait.

In a recent study, women who had a screening colonoscopy or sigmoidoscopy before age 50 had about a 55 percent lower risk of colorectal cancer by age 55 than those who had neither.

What to do

Get screened starting at age 45, as the American Cancer Society and others now recommend. For more on screening for all cancers, go to the American Cancer Society or CDC websites.
 

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Prediabetes: What may—and may not—help reverse it?

Nearly 40 percent of U.S. adults—and 50 percent of those over 65—have prediabetes. Eight out of 10 don’t know it. On the upside, the toolbox for preventing or reversing prediabetes is expanding. Here’s what to know.

Weight and Health

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The good fats

All fats are a mix of saturated, monounsaturated, and polyunsaturated fatty acids, though people usually categorize them by the fatty acid that predominates. The good fats include monounsaturated fats (like avocado, canola oil, olive oil, safflower, and sunflower oil) and polyunsaturated fats (like fish, nuts, seeds, soy foods, sesame oil, and soybean oil).

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Pop Quiz!

Are you up on the latest? Want to test your smarts about all sorts of issues we’ve covered in Nutrition Action over the years? Here’s a quick quiz. Each question has only one correct answer. Good luck!

Preventing Disease

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The latest on cancer