Key points from article :
Brain is reliant on the vascular system in many ways.
Reduction in capillary formation reduces supply of nutrients & oxygen.
Raised blood pressure pummels delicate tissue structures in the brain.
Most people's activity below that required to age at slowest possible rate.
Age-related differences in high-interference memory observed across the lifespan.
Differences in general recognition were not observed until after 60 years of age.
Older adults with higher aerobic fitness had better high-interference memory.
he study was published in the Frontiers in Aging Neuroscience.