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For decades, scientists have known that what harms the body often harms the brain. Conditions such as obesity, high blood pressure and insulin resistance strain the body's vascular and metabolic systems. Over time, that stress can speed up cognitive decline and increase the risk of Alzheimer's disease. Now, researchers at Arizona State University and their collaborators report that these effects may begin far earlier than expected. This graphic shows how obesity in young adul

People with obesity who underwent bariatric surgery had stable cognition two years later, suggesting that bariatric surgery may mitigate...

Researchers from the UK, Germany, and Australia have shown for the first time that obstructive sleep apnoea (OSA) in middle-aged men can...