This helps protect against vascular dementia caused by reduced blood flow to the brain. (While this was only an animal study, the researchers speculated based on previous research that the effect could work with humans.)Ĭardio exercise strengthens the heart and improves blood flow throughout the body, including to your brain, specifically its white matter. The study also suggested that increasing irisin through exercise may help counter the effects of Alzheimer’s disease. 20, 2021, by Nature Metabolism found that the hormone irisin, produced by muscles during exercise, protected mice against brain inflammation. It’s also been associated with a larger hippocampus, the brain region that stores and retrieves memories.Ī study published online Aug. BDNF helps repair brain cells and make new brain cells. Research has focused on how it can strengthen the heart, promote artery health, improve blood flow to the brain, fight inflammation, and increase key chemicals that encourage new brain cell growth.įor instance, cardio activates a molecule called brain-derived neurotrophic factor (BDNF). How does cardio boost your brain? There are many theories. But cardio exercise has consistently proved to help protect the brain from cognitive decline and perhaps even improve cognitive functioning if issues arise." Popular theories "Certain drugs may help slow mental decline when symptoms arrive. Julie Brody Magid, Clinical Director of the Memory Disorders Assessment Clinic at Harvard-affiliated McLean Hospital. "There is no surefire medical tool that can delay the onset of dementia and other memory problems," says Dr. And what’s good for the body also benefits the brain. Cardio exercise can build your brain just as it does your muscles.Ĭardiovascular exercise, which gets the heart pumping, the muscles moving, and the sweat glands working, is one of the best medicines for overall health.
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