Every week, Dr. Roizen discusses the latest health headlines YOU need to know.In this episode, Dr. Roizen talks about the latest health headlines that YOU need to know, including the following topics:  Why everything you know about salt may be wrong. Noisy knees? Arthritis may be in your future, but the chance is not as great as previously thought. Pain relievers and pain tied to immediate heart risk. The best way to tell if you're at a healthy weight. How much cardio is really good for your heart? Are statin side effects all in your head? HIV patients are living 10 years longer than those who had the disease in 1990. PLUS so much more... Bonus! People Who Do This Have Smaller Waists & Better Lungs