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An important nutrient for reaching old age free of disease and disability might surprise you. According to a new Australian study, it's dietary fiber - a nutrient that, by definition, you don't even digest. In its path through your body, however, fiber is associated with reduced risk of cardiovascular disease, type 2 diabetes and some cancers.

Bored with broccoli? Had it up to here with green beans and asparagus? Seen enough carrots and peas to last a lifetime? Maybe you need to branch out a little in the produce aisle."Some often-overlooked vegetables deserve a second glance for their nutritional benefits," says Jeffrey B. Blumberg, PhD, Tufts professor and senior scientist at the HNRCA Antioxidants Research Laboratory. He and Helen M. Rasmussen, PhD, RD, a Friedman School instructor and senior research dietitian at the HNRCA, have put together a list of 10 nutritious veggies too often omitted from grocery carts.

Need fresh motivation to lace up those walking shoes? A study of 1.44 million adults reports that physical activity is associated with lower risk of 13 types of cancer, including three of the four most common - breast, colon and lung cancer.

The World Health Organization has lifted a 25-year-old caution that coffee might cause cancer. Publishing their findings in The Lancet Oncology, WHO experts reviewed more than a thousand human and animal studies and concluded that coffee should no longer be classified as a possible carcinogen.

Q. I take 50 milligrams of zinc daily, but it looks like you should take only 40 milligrams per day. Is it OK to continue? What are the consequences of too much zinc?

Amid the hoopla and distractions of the 2016 elections, real issues have been raised and discussed. Questions have been posed, and answers proffered, on wide-ranging topics including jobs, Syria, tax policy, immigration, healthcare, education, the courts, banking, our relations with China, Russia and Europe, and many more. While the replies may not always have been satisfying, at least these many subjects, from large to small, global to local, have been raised and considered.

Are foods containing genetically modified (GMO) ingredients safe to eat? Even as a new Vermont law and food giants including General Mills and Campbell Soup push to label GMO products, a sweeping new scientific report concludes that genetically engineered crops are as safe as conventionally grown foods.

Amid the hoopla and distractions of the 2016 elections, real issues have been raised and discussed. Questions have been posed, and answers proffered, on wide-ranging topics including jobs, Syria, tax policy, immigration, healthcare, education, the courts, banking, our relations with China, Russia and Europe, and many more. While the replies may not always have been satisfying, at least these many subjects, from large to small, global to local, have been raised and considered.

More evidence that coffee - once thought of as bad for you - is not only safe in typical amounts but might actually help protect your health comes from a new study of colorectal cancer risk. Researchers compared 5,145 patients who had been diagnosed with colorectal cancer within the past six months with a control group of 4,097 men and women with no history of the cancer. Drinking one or two cups of coffee a day was associated with a 26% lower risk of developing colorectal cancer, with risk dropping even more as consumption increased.

While losing weight can protect you against chronic diseases, it does come with a downside - especially for postmenopausal women: Studies have shown that obese older women who lose weight also lose lean muscle mass and bone mineral density (BMD), particularly if they are inactive, potentially putting them at greater risk of frailty and falls.