both of these shows fit right into the 70s and 80s fitness craze, of course, which itself is culturally connected to TNG, in that TNG portrays a future where self improvement, or even self perfection,...
and you see this reflected in TNG at times and also mid-80s TOS movies. you've got the crusher-troi-aerobics scene, Kirk on the mountain, Riker's anbo-jutsu therapy session, Gainan and Worf's phaser training
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