Stop counting calories. It’s the clock that counts.That’s the concept behind time-restricted feeding, or TRF, a strategy increasingly being studied by researchers as a tool for weight-loss, diabetes prevention and even longevity. In TRF, you can eat whatever you want and as much as you want—just not whenever you want. Daily food intake should be limited to a 12-hour window, and ideally cut down to eight to 10 hours. But you can pick the hours you want to eat. (Note: This doesn’t mean you should stuff your face with cupcakes. Experts say you should dine as you normally would. Only noncaloric drinks like water and black coffee are allowed during fasting hours……..