A STEM cell therapy offering “natural” breast enlargement is to be made available to British women for the first time. The treatment could boost cup size while reducing stomach fat. It involves extracting stem cells from spare fat on the stomach or thighs and growing them in a woman’s breasts. An increase of one cup size is likely, with the potential for larger gains as the technique improves. A trial has already started in Britain to use stem cells to repair the breasts of women who have had cancerous lumps removed. A separate project is understood to be the first...