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Scientific illustration of mouse abdominal muscle contraction transmitting pressure via spinal veins to induce subtle brain motion and cerebrospinal fluid circulation for waste removal.
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Study links abdominal muscle contractions to subtle brain motion that may help circulate cerebrospinal fluid

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Penn State researchers report that tightening the abdominal muscles can transmit pressure through a vein network along the spine, causing the brain to shift slightly inside the skull in mice. The team says computer simulations suggest this motion could help drive cerebrospinal fluid flow that is thought to support waste removal, offering one possible mechanical explanation for why everyday movement and exercise are associated with brain health.

A major review of 217 clinical trials has identified aerobic exercises like walking, cycling and swimming as the most effective for reducing pain and improving function in knee osteoarthritis. The study, published in The BMJ, recommends these activities as the first-line intervention. Other exercises provide benefits but work best alongside aerobics.

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Forberedelserne er i fuld gang i Kalkar i Nordrhein-Westfalen til cyberøvelsen "Locked Shields". 45 NATO-lande og partnerlande træner sammen i at forsvare sig mod AI-drevne angreb. Øvelsen begynder på mandag.

A new analysis suggests that varying exercise routines, such as mixing running, cycling, and swimming, may reduce mortality risk by 19 percent compared to less diverse workouts, even when total activity levels are similar. Researchers examined data from over 110,000 U.S. participants tracked for more than three decades. The findings highlight potential benefits of exercise variety, though they remain suggestive rather than conclusive.

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Vibrating the Achilles and patellar (knee) tendons for 10 minutes before a short cycling task helped volunteers generate more power and reach higher heart rates without reporting greater exertion, according to a Université de Montréal-led study that examined how the brain interprets effort.

A Rutgers-led randomized trial reports that the diabetes drug metformin reduced several improvements that typically follow exercise training, including gains in blood vessel function, aerobic fitness and measures of glucose control.

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Researchers have discovered that betaine, a metabolite produced by the kidneys, mimics many anti-aging benefits of exercise. The study, published in Cell, shows how sustained physical activity triggers a surge in betaine to reduce inflammation and rejuvenate immune cells. Oral betaine supplementation alone replicated these effects in animal models.

 

 

 

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