Average breast size in the US has increased from 34B to 34DD over

Women's bra sizes have skyrocketed in the last 60 years - see how

Bra size - Wikipedia

How I found out I was a D-cup (and not a B-cup)

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Average bra sizes rise from 34B to 36DD but experts split over

American Bra Size Average Increases From 34B to 34DD In Just 20

American Bra Size Average Increases From 34B to 34DD In Just 20

TIL as of last year, the average bra size in America is 34E; 30

American Bra Size Up From 34B to 34DD - More Women Buying Bras