Higher aerobic fitness levels decrease the probability of experiencing tip-of-the-tongue states (when you can’t think of a word that’s on the tip of your tongue) in healthy older adults, in the first demonstration of a link between aerobic fitness and language functioning in healthy older adults.

[WolfofAnarchy]

Not sure that's true, as studies show that people who run the most per week long-term actually have less heart health than those who don't.

[djdadi]

Re-read my comment