OK, I'm quoting myself; but I realized after writing this that exercise
Originally Posted by cwoodgold
seems to help in at least 4 ways:
-- In the very short term: exercising for a few seconds or minutes
increases your circulation and helps you have the energy to do something
(mental or physical) right now.
-- In the short term: it's said that a good, vigorous workout raises your
dopamine levels, lasting for four hours, during which time you can focus
and concentrate better.
-- In the medium term: if you've been exercising regularly in the past
weeks and months, you're more physically fit and feel more energetic
about both mental and physical tasks.
-- In the long term: Exercise helps you be healthier and live longer,
so you have more years of good health during which to get things done.
Inability is an abstract thing involving comparison with alternate universes; it cannot be experienced.