India, Aug. 3 -- From bras and coffee to soy and sugar, social media is full of claims about what supposedly causes breast cancer. But according to cancer surgeon Dr Christine Lai, many of these widely shared beliefs are myths that only fuel unnecessary fear. In a July 31 Instagram post, she debunked eight common misconceptions about breast cancer, citing evidence-backed information from Cancer Australia and urging women not to let misinformation drive anxiety. (Also read: Why more young adults are being diagnosed with colon cancer: Oncologist Dr Ravi K Gupta shares risk factors and symptoms )

According to Dr Lai, here are eight common breast cancer myths:

"I won't let her blame her bra. Underwire, sleeping in it, wearing it all day, no...