Because of dating apps.
Women rarely even knew how tall someone was, but with the arrival of dating apps, they get 'selection criteria' like 'How tall do you want your man to be?', so that changes from 'it would be nice if he's a bit taller' to 'has to be 6 feet or taller', because 6 is a sexy round number and 5'11 isn't.
Funny enough, men don't get a choice like that "Do you want your woman to have A, B, C, or D cup breasts?" "How fit does your woman have to be, thin - normal - a bit extra - curvy - overweight - obese?"
And how many times do obese women call themselves 'curvy'?
This is curvy, ladies:
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