5 silent and unusual symptoms that could predict a heart attack

Most of us imagine a heart attack as a sudden chest pain and falling to the ground. In fact, the body often gives much quieter signals, sometimes years in advance of a crisis. These can show up in unlikely places such as the skin, gut, jaw, or sleep pattern. Learning to read them allows earlier testing and treatment, especially in someone who already lives with diabetes, high blood pressure, or high cholesterol. Dr. Jack Wolfson, a leading U.S cardiologist, shares 5 unusual warning signs of heart trouble for early detection and prevention.