Exercise Body and Brain to Maintain Lifelong Cognitive Health

Copyright (c) 2008 SharpBrainsdifferences among individuals of the same age, so age
The American Medical News, a weekly newspaperitself is not the main predictor. Can you explain what
for physicians published by the American Medicalmay be?
Association, just published an excellent article on theGK: Age also has the effect of amplifying differences
importance of Exercise - Physical and Mental:between individuals. This is the result of variability in
A few quotes from the article titled "Steps to a nimbleaging itself, freedom from or accumulation of illnesses
mind: Physical and mental exercise help keep the brainand injury, and life style. The influence of genetics is
fit":largely exhausted by the 6 and 7th decades of life
"Until recently, conventional wisdom held that our brainswhich means that habitual activities and social
were intractable, hard-wired computers. What werelationships have a larger and larger impact resulting in
were born with was all we got. Age wore downgreater and greater variability between individuals.
memory and the ability to understand, and fewAF: Can you please explain the relationship between
interventions could reverse this process. Butcognitive and emotional health (what we typically call
increasingly, evidence suggests that physical and"brain fitness")
mental exercise can alter specific brain regions, makingGK: Cognitive health requires motivation to sustain it
radical improvements in cognitive function."andand motivation depends on emotion and social
"With nearly 72 million Americans turning 65 over thereinforcement. Emotional self-regulation is not simply
next two decades, physicians need the tools to handleself control. Rather it is the capacity to respond to an
growing patient concerns about how to best maintainemotional stress without prolonged loss of equilibrium.
brain health. Armed with this new brand of science,And it is the capacity to modify emotional reactions to
frontline physicians will be better equipped to addressresonate with others in the environment. Thought and
the needs of aging baby boomers, already in thefeeling when linked together can be a powerful
throes of the brain fitness revolution.stimulus for learning, both for better and for worse. A
One of the physicians quoted in the article is Gary J.positive outlook with an active response style is more
Kennedy, MD, Director of the Division of Geriatricprotective than a tendency toward negativism and
Psychiatry at Montefiore Medical Center in NYC and awithdrawal.
professor in the Dept. of Psychiatry and BehavioralAF: What advice would you give to people who want
Sciences at Albert Einstein College of Medicine.to maintain their brain in top shape?
To put the AMA article in better perspective, weGK: Simply finding a partner for regular physical activity
asked Dr. Kennedy a few follow-up questions. Belowis one of the best prescriptions for improving brain
you have his questions.function. Staying emotionally, intellectually and socially
Alvaro Fernandez (AF): Can you summarize howengaged is also good advice. And the more the better.
cognitive functions tend to evolve as we age?The brain is a muscle - use it or lose it.
Gary Kennedy (GK): As we age cognitive functionsAF: And what advice would you give to doctors and
that rely on processing speed or reaction time decline,health professionals on how to help their patients?
slow down. Problem solving speed declines. This is inGK: Doctors and all health professionals need to know
part the result of frayed neuronal insulation as thehow to motivate their patients to make the changes in
myelin sheath surrounding the axons wears thin withlife style that will promote healthy aging. Small,
advanced age or illness. However it is possible tomeaningful changes are relatively easy to achieve if
specialize and optimize some cognitive processesthe professional simply asks. Two straightforward
through experience, practice and planning. For exampleexamples: "how often do you enjoy an alcoholic
vocabulary can increase to age 90 provided there isbeverage?" and "how often do you get a half hour of
ongoing stimulation and motivation to learn. And thephysical activity, walking or exercising?" can help the
growth and development of new brain cells can beolder person to minimize alcohol and maximize
augmented with the stimulating effects of physicalexercise. Brief interventions work surprisingly well.
exercise.AF: Thank you very mmuch for your time and advice.
AF: Now, there are very significant cognitiveGK: You are welcome.