Andrew Huberman on acetylcholine and adult learning

by Katrina Karan: Science

Learning new stuff after 25 hits different, your brain isn’t the sponge it was as a kid. Andrew Huberman breaks it down: childhood is like wet cement, impressions form easy, but adult brains are more like hardened cement. To actually lock in new info, your brain needs a chemical called acetylcholine, otherwise the effort might not even stick.