YorkshireLive.Poland syndrome is more common in men, but means that individuals are born with missing or underdeveloped muscles on one side of their body.This can cause abnormalities in the hand, arm, shoulder and chest.It’s thought to affect around one in 20,000 newborns.Since Becca's diagnosis, she has worked to raise awareness and help others feel more comfortable in their skin.Becca said: "I realised that my boobs were different sizes as a teenager, a friend pointed out to me that one was bigger than the other and that’s when I realised it was so noticeable that other people could see it too."I’d look around at all the other girls my age who had two boobs but I still only had one and it made me feel very self conscious."I asked my.
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