Sedentary behavior 'may counteract brain benefits of exercise in older adults' |
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| White matter is brain tissue containing nerve fibers responsible for brain communication. As we age, nerve fiber activity declines and disrupts brain function. But a new study suggests that among older adults, the structural integrity of white matter is not only dependent on levels of physical activity, but also on the amount of remaining time spent sedentary. Continued at MedicalNewsToday>> |