Slowing Memory Decline

Taken from the January 18, 2010 issue of Time Magazine, page 60:

One well-documented way to slow memory decline is through plain old aerobic exercise, says Art Kramer, a cognitive neuroscientist at the University of Illinois, who found that six months of walking for about an hour three times a week improved memory, attention and decision making among study participants, whose average age was 72. 'Physical activity appears to be neuroprotective,' Kramer says.