the.com/bodyweight

The gym you can't forget at home, because it's attached to you.

means Exercise that uses your own body as the resistance, instead of weights or machines — think push-ups, squats, and planks.

from A straightforward compound of 'body' and 'weight,' tracking back to each word's Old English roots (bodig, gewiht). As a fitness term it's a modern coinage, rising with 20th-century calisthenics culture and then booming again as home workouts and minimalist training trends made 'no equipment needed' a selling point rather than a limitation.

no equipment
push-ups predate every gym franchise combined
scaling trick
leverage, not weight stacks, makes it harder
astronaut problem
useless in zero gravity, mass without weight
ego check
your own body can still humble you
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