They actually have a lot of the pieces out there but unconnected. I will answer the question. Willpower is an equilibrium between two distinct drives, one of which is a drive to act, and one of which is an inhibitory drive. The first step to growing willpower is to make sure your lack of willpower isn't caused by a biological problem or a mental health problem. Before struggling too long to grow willpower, have a phy…
[...] the left and right prefrontal cortexs (corti?) [...] Cortices. Very interesting comment! I find it slightly paradoxical that I associate Buddhist meditation with a passive attitude of just accepting the present and suppressing earthly desire, yet according to what you say, that activity actually improves one's ability to persist in the active pursuit of one's desires. Not a true contradiction, of course: both a…
You are right. This is because when you exhale, it calms the amygdala, which manages fear. The pattern of breathing in meditation over time causes a cumulative effect, and you end up with less stress, and less inhibition. At the same time, if doing a meditation where you direct focus, you are priming parts of your brain involved in focus and attention. Like I said before, motivation is an equilibrium involving inhibition (potentially caused by fear). Meditation is great for motivation.
I wouldn't go as far as to say most cases of procrastination would be fixed by meditation, though. Procrastination can have multiple causes. I'd say a failure to have clearly thought something through or unconscious psychological resistance would be more likely factors in procrastination, and meditation would not remove that stress as readily as logic or psychotherapy would, respectively.