What do America’s leading cardiologists turn to when they want a heart-healthy snack ? Here’s a clue, it’s not chips. But doctors say that you can satisfy the craving for a savory hit in another way: with an array of nuts . “ Although nuts are known to be calorie dense, they contain an abundance of nutrients and studies suggest they may aid in weight loss, lower cholesterol and lower blood sugar levels in diabetics,” Dr. Ryan Gindi, a cardiologist at Henry Ford Health, said in a statement . Almonds and pistachios are recommended because they help lower blood pressure and contain filling protein and fiber. But if you fancy something sweet, doctors also recommend non-fat dairy products like greek yogurt. The food is linked to lower levels of cholesterol, a fat-like substance that can cause clogged arteries. Heart disease is the number one killer in the U.S., resulting in more than 910,000 deaths each year, according to the U.S. Centers for Disease Control and Prevention .…