Go outside! I heard these words almost daily from my parents growing up. I remember swinging from our oak tree and wiping the sap off my arms when we climbed up our large pine. Who know that science would eventually document the health benefits of spending time outside, breathing the smell of fresh grass and resting your eyes on the colorful leaves.
Wondering about the brain and nootropics? https://alphaemerged.com/journal/defeating-brain-fog-with-nootropics