Some research shows that it can help exercise performance by 11-12%. I need all the dopamine and energy I can get. Motivating myself to wake up and do squats requires a level of ambition that I, unfortunately, do not posses.
There’s a hit of dopamine that spikes at the sight of it. A smile stretches…
I read somewhere that perfectionism rarely begets perfection. And if it ever does, you’ll have ripped out all of your youthful hair out by the end. (Assuming you have a head of hair.)
You’ll be trading too much of your time just to get that last bit of dirt underneath your nail.