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.
There are three main neurotransmitters, or brain chemicals, that have been studied in BPD. 1  Opiates are released (under ordinary circumstances) by the brain to dull pain in response to body-tissue damage.  Serotonin plays an important role in the regulation of mood, sleep, and learning.