We hear lots about the benefits of fasting diets, including that they can help you live longer, but new research shows they can help rejuvenate your skin as well. With Summer upon us you might be thinking now is the time to pull yourself together and shed some extra pounds. Diets like the 5:2 diet, which involves fasting for two days out of 5 are gaining popularity, and those who’ve done them often say they help with losing weigh and keeping it off and have the added benefit of making them feel more alert and improving their concentration. But, could…