BY NANCY S. LOVING, DVM
JaMes kIrkIkIs /shutterstock
As you gaze out at your horse’s fi eld, it’s evident that winter is coming. the once-green color of lush grass is fading to varying shades of autumn brown. you may be thinking that the pasture is now ok for your horses to graze on full time—even those individuals that tend toward obesity. But you would be wrong.