Good news, the death rate from heart disease is on the decline. Dr. Cooper will explain why.    When it comes to health benefits not all exercise is equal. We certainly know aerobics exercise is good for cardiovascular health, but what about weight training? We will examine several new studies.     Speaking of weight training, there is one beverage in particular that seems to help build muscle. Find out what it is.     And if you are prone to suffer from jet lag, you won’t believe what the new solution may be.