It is rumoured that the small line could be the result of a transaxillary endoscopic breast augmentation – a breast enlargement technique in which implants are inserted through an armpit incision.
The technique is a popular alternative to more traditional methods that leave more visible scars on the breast itself.
Do you think Christina has had a boob job? Leave a comment in the box below and tell us your thoughts.
Suggested For You
Get top stories and blog posts emailed to me each day. Newsletters may offer personalized content or advertisements. Learn more