Is signing up to a gym worth it and is it better to get like a personal trainer or just figure out which exercises you enjoy most and just do those?

Is signing up to a gym worth it and is it better to get like a personal trainer or just figure out which exercises you enjoy most and just do those?
Is signing up to a gym worth it and is it better to get like a personal trainer or just figure out which exercises you enjoy most and just do those?
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