Anyone who works out on a regular basis will testify to this, its just something you feel when you’re at the top of you game. Now, theres no research to actually back up these claims.
In a new study, previously sedentary adults were put through four months of high-intensity interval training. At the end, their cognitive functions–the ability to think, recall and make quick decisions–had improved significantly, says Dr. Martin Juneau, director of prevention at the Montreal Heart Institute, in a press release from the Heart and Stroke Foundation of Canada.
Perhaps this helps explain why I prefer to do my work outs in the early morning, I find I often have a much more productive day, and I seem to be much smarter! interesting!