Ordered carrier SC500-AF, WOW, what a well built product! I've been a welder/fabricator for over 47 years using all forms of welding processes. I know quality workmanship, this has well designed construction and welding assembly.
But exercise also stimulates brain regions that are involved in memory function to release a chemical called brain-derived neurotrophic factor (BDNF). BDNF rewires memory circuits so they work better.
Also, exercise has been shown to produce another chemical known as endorphins, which help with depression, anxiety, sleep, and sexual activity. So, besides eating certain foods, relaxation, exercise, and are things that we do that can also affect the level and activity of these chemicals.