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Review indicates where cardio benefits of exercise may lie


A systematic review of 160 clinical trials of the cardiometabolic benefits of exercise shows which health indicators improve most with physical activity and for whom. For example, some of the benefits are greater for men, people under 50 and among those battling type 2 diabetes or other cardiovascular conditions.

Johnson, Europeans to study plant fertility evolution


Taking advantage of research progress and advanced gene sequencing technology, Brown University will join a consortium of European researchers for a three-year, $2.9-million study of how fertilization has evolved in flowering plants. A goal is to improve crop yields.

New strategies against rare, fatal lung syndrome


People with certain forms of the rare genetic disorder Hermansky-Pudlak syndrome face the specter of untreatable, progressive and ultimately fatal pulmonary fibrosis in their 30s or 40s. A new study in humans and mice identifies how the disease appears to work and demonstrates in mice two potential ways to affect its course.

Undergrad’s study questions states’ Hep C policies


Though she’s just 19, rising public health junior Soumitri Barua is the lead author of a study showing that most states in 2013 were rationing hepatitis C treatment against the recommendations of doctors and possibly against federal law. Dr. Lynn E. Taylor, her mentor, calls her efforts “stellar.”

Eat a lot of citrus? Be careful in the sun

Questions for Abrar Qureshi and Shaowei Wu

Citrus fruits contain compounds that make skin more light-sensitive. A large new study finds that white people who consumed a lot of grapefruits or orange juice had a small but significantly higher 25-year risk of malignant melanoma.

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