Gamma waves are caffeine for the cortex, minus the jitters, plus a dash of elegant insight and a grin that says

https://www.mediafire.com/file/dno9zqv4dqr9qdl/pdf-42555-869.pdf/file

Gamma waves are caffeine for the cortex, minus the jitters, plus a dash of elegant insight and a grin that says, “science approves.”