Yeah, that and eating Yoplait later. Aerobics -- and the sweaty ripped rags / leotard fashion that went with it -- was so trendy in 1984 as to almost be a subject of exploitation in itself. Drinking V8 and eating pre-packed yogurt -- as if they were the ultimate bliss or something -- was a marketing theme, going along with the fitness / Let’s Get Physical ethos.
I used to watch the asses on The 20 Minute Workout.