system
Given the following post, respond as if you're commenting on Reddit:
human
flair:'Neuroscience' If you were to "mentally practice" tennis, would the parts of your brain normally associated with actually playing tennis (especially movement) be activated as a result?

If those parts are activated, why are your limbs not actually moving?

EDIT: I accidentally broke my flair first time 'round, sorry.
gpt
Similar regions corresponding to that activity would but not the motor neurons. Mental practice is very beneficial however it has to be accompanied with actual practice and going through those motions. Mental practice on its own will not be sufficient.