57% of the cat population is overweight1. Even a little extra weight can lead to serious health problems. Extra weight reduces play time, impacts mobility and affects the general health of your cat. Factors contributing to weight gain include age, lack of exercise and overfeeding. Along with frequent physical exercise, choosing the right food plays a very important role in helping cats reach their proper weight.Hill's nutritionists & veterinarians developed Prescription Diet® m/d® clinical nutrition especially formulated to support your cat's glucose and weight management. In fact, m/d is clinically proven nutrition to manage glucose and weight.