Today's NewsBites

Leafy greens were to blame for the greatest proportion of foodborne illnesses over a recent 10-year span.…

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Low-calorie cranberry juice might be a new weapon in the battle against high blood pressure, according to findings reported at a meeting of the American Heart Association. USDA researchers gave 56 healthy adults without hypertension either 8 ounces twice a day of low-calorie cranberry juice or a placebo beverage. After 8 weeks, the cranberry-juice group showed an average drop of 3 mm Hg in both systolic and diastolic blood pressure, while those sipping the placebo saw no change. The use of low-calorie cranberry juice was significant, researchers commented, because regular cranberry juice can contain high levels of added sugar to counter the berries’ natural tartness. Cranberries, they added, contain “a broad and interesting array” of natural plant flavonoids associated with lower risk of cardiovascular disease.…

Current Articles

Adding fruits and vegetables and other nutrient sources may help keep you from getting sick.…

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Research finds no link between calcium intake and coronary artery calcification.…

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Too many carbohydrates, especially sugar, may be bad for your brain.…

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Ask Tufts Experts

 

I enjoyed your Special Report on potassium (March). Coconut water supposedly has only a few calories and as much potassium in a glass as four bananas. Is this indeed an easy way to ramp up your potassium, and are there any downsides?

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Is it true that you don’t get much nutrition from eating raw spinach, because its nutrients are bound to something called oxalates?

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After being diagnosed with atrial fibrillation, I was put on warfarin, a blood thinner. Now I am supposed to avoid all those nutritious dark-green leafy vegetables I used to eat, like spinach, Swiss chard and beet greens, because they are high in vitamin K, which helps the blood to clot. But I am missing out on all their other healthy nutrients. Is there a way around this dilemma?

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High-protein diets make kidneys work harder—an issue for the more than 20 million Americans who have chronic kidney disease but don’t know it.

Tufts University Health & Nutrition Letter

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