A randomized clinical trial found a low-calorie diet program helped older adults with overweight lose weight safely, but it did not improve persistent atrial fibrillation symptoms or rhythm outcomes.
May 25, 2026
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2 min read
Nutrition Science
+3
A large BMJ review found routine supplements offered little to no meaningful benefit for most older adults, but the findings do not mean calcium and vitamin D are unimportant.
May 24, 2026
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A large French study found higher intake of certain preservative additives from processed foods was associated with higher risks of hypertension and cardiovascular disease.
3 min read
A prospective observational study found vitamin D deficiency was associated with more moderate postoperative pain and greater opioid use, but it cannot prove supplements would reduce pain.
A Nature study found obesity-related nerve and immune changes across the bodies of mice, with some matching molecular signals in human tissue.
May 23, 2026
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