The researchers concluded that many other compartments of fat remain to be identified in the face and human body.
However, the finding that adding volume to particular facial compartments results in highly specific, predictable and immediate results, brings plastic surgeons closer to fighting facial ageing in an algorithmic or step-by-step way.
The study is published in June's Plastic and Reconstructive Surgery, the official medical journal of the American Society of Plastic Surgeons.
Photograph: Pascal Le Segretain/Getty Images
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