How do bra measurements and sizes work? This makes no sense to me

Tight Bra: Signs of Tight Bra, Ways to Fix Tight Bras, and More

Is a 34B bra size too small to be attractive? - Quora

What is the difference between overbust and underbust measurements when it comes to bra sizes? - Quora

How to Measure Your Bra Size: Bra Band and Cup Measurement Chart

The Bra Fitting Guide : How to measure your bra size?

What does it mean when a bra band is loose? Does it mean the cup size is smaller? - Quora

Why are women's clothing sizes in strange dimensionless numbers and not inches, centimeters or something more tangible? - Quora

Is 34A (bra size) really flat? - Quora

Infographic: How to find a bra that fits : Life Kit : NPR

How to measure your bra size from home: in 4 easy steps

You're Probably Wearing The Wrong Bra Size-Here's How To Fix It

How does a size 32A bra and a 32B bra differ? - Quora