Today's NewsBites

Despite advances in pharmaceutical treatments for osteoporosis, diet and lifestyle remain women’s first line of defense, according to a new statement by the North American Meno - pause Society. The society recommended periodic review of seven key measures plus annual assessment of fall risk after menopause.…

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When the mercury drops this fall, take extra care of your heart: A new British study finds that colder temperatures are followed by a spike in heart attacks. For every 1-degree Celsius drop in temperature, relative risk of heart attacks increased by 2%; the higher incidence of heart attacks was seen for up to two weeks after the arrival of colder temperatures. Researchers analyzed data on 84,010 hospital admissions in 15 urban areas of England and Wales over a 4-year period, adjusting for a variety of other risk factors. People ages 75-84 and those with a history of coronary heart disease showed the strongest association between cold waves and heart attacks. The scientists suggested several possible ways in which cold might affect the body to help trigger a heart attack, if the association is causal. Or the explanation could be behaviors connected with colder weather, such as shoveling snow, that boost heart-attack risk. — BMJ…

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Current Articles

While scientists aren’t exactly ready to anoint an “anti-Alzheim-er’s diet,” they are edging closer to an understanding of the complex inter-actions of nutrients that might help ward off Alzheimer’s disease. A newly published study of 2,148 senior New Yorkers has identified a dietary pattern that seems to represent an optimal combination of nutri-ents that may protect against Alzheimer’s, while minimizing elements associated with greater risk.…

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After age 70, a few extra pounds may not be so bad. New Australian research adds to the evidence suggesting that the rules about weight and health are different for older people— and that Body Mass Index (BMI) isn’t a perfect tool. The study of 9,240 men and women ages 70 to 75 found that being overweight was associated with a 13% lower risk of mortality from all causes. Normal-weight and obese participants had a similar, slightly higher risk of death from all causes.…

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Vitamin D’s important role in bone health, already linked to protection against osteoporosis, may extend to joints and prevention of the most common form of arthritis. A new study reports that men with insufficient vitamin D levels were twice as likely to have hip osteoarthritis as those with normal vitamin D.…

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Ask Tufts Experts

 

Given the recent reports about bacterial contamination in nuts, does it make sense to heat nuts to a certain temperature before eating? This works for eggs and meat, why not nuts?

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I’ve noticed that some cereals contain freezedried fruit. How does freeze-dried compare to fresh fruit in terms of nutrition?

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I have osteoporosis, and my doctor wants me to take 1,000 IU daily of vitamin D, along with my other daily vitamins, which also contain vitamin D. I calculate that this would bring my daily vitamin D total to 2,300 IU. Is this safe?

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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.

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