Tommy Mallet has unveiled before-and-after photos after he was warned he could develop type 2 diabetes and needed to change his lifestyle.The TOWIE star, 29, has altered his diet, taking on less stress, and worked hard in the gym to transform himself after he was given a serious warning by doctors earlier this year. Posting on Instagram, the TV star showed off his two months of progress and the immediate impact it has made - with plenty of famous faces rushing to praise him for his hard work.