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Myth: Wearing an underwire bra increases your risk of getting breast cance

Reality: Claims that underwire bras compress the lymphatic system of the breast, causing toxins to accumulate and cause breast cancer, have been widely debunked as unscientific. The consensus is that neither the type of bra you wear nor the tightness of your underwear or other clothing has any connection to breast cancer risk.

Next: Myth: Most breast lumps are cancerous.