I know sometimes, um, well, um; I go a little soft in the brain and my "check brain" light pops on. That's when I get the oxygen flowing and walk my brain off. Then the youthful brain, I've depended upon for so many years comes back to life. It's like the check engine light on your car, once it comes on, you better get to the shop for a once over. Same for the brain, it needs oxygen and work, to make sure the "check brain" light doesn't keep coming popping on. Alvaro Fernandex at the Huffington Post provide the mental muscle in, "Top 15 Brain Fitness Article for 2009."
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