So that Paleo diet may also reduce your risk of lung cancer. Research has shown an increased risk of lung cancer with high glycemic index diets. What does that mean? Avoiding sugars and grains may reduce your risk of cancer. A Paleo diet is based upon vegetables, lean meats, fruit and nuts–naturally lower glycemic index than the Standard American Diet (called SAD for a reason!). Schedule an appointment to see what dietary changes may help you–to your health and longevity!