Japanese branch of US lingerie company Genie has created a handy chart which helps you visualise the strain your breasts could be putting on your neck and shoulders.
How much do your boobs weigh?
How Much Do Your Breasts Weigh?, bra fit, cup sizes and more
3 Ways to Weigh Your Breasts - wikiHow
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Silicone teardrop breast form can help restore your pre-mastectomy appearance without surgery. Crafted of high-quality silicone, it looks and feels
Silicone Teardrop Breast Form, 1 Form
How much do boobs weigh? Genies chart tells you if your breasts weigh more than newborn polar bear
Do a woman's breasts weigh more than a Persian kitten? Handy chart from Japan lets you know