Health & Fitness

Immune cells could be doing much more than we think in protecting our eyes -- researchers uncover new details.

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We are one of the most medicated generations of humans to live on our planet. Cardiometabolic diseases like type 2 diabetes, obesity, and coronary artery disease continue to increase in prevalence and together constitute the highest cause of mortality worldwide. Affected people often have to take multiple daily medications for months or even years. Researchers from the Bork group at EMBL Heidelberg, working together with a European consortium involving more than twenty European institutes, have now shown that many commonly used drugs have powerful effects on our gut microbes. These include drugs used to treat cardiometabolic disorders and antibiotics. The results were published in the journal Nature.

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Researchers have shown that blood from young adult mice that are getting lots of exercise benefits the brains of same-aged, sedentary mice. A single protein in the blood of exercising mice seems largely responsible for that benefit.

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A new study finds that older people taking a drug used to treat anxiety and insomnia -- nitrazepam -- as well as those on antidepressants, are twice as likely to suffer postoperative delirium after hip and knee surgery.

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New research suggests early warning signals (EWSs) could help in the monitoring of disease outbreaks, such as COVID-19. The study found warnings could be detected weeks earlier than any rapid increase in cases. The findings could help governments and policy makers improve the accuracy of their decisions and allow timely interventions if needed.

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If you can't stop saying or doing things that you later regret, here's a diagnostic test for you: Researchers have pioneered a way to better determine when acting on one's worst impulses verges on pathological. Turns out, acting more recklessly when your emotions run high can be correlated with how fast you react to stimulating visuals, especially disturbing ones.

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Wildfire smoke contains microparticles that cross the blood-brain barrier, triggering neurotoxic effects.

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