Researchers have taken another look at the famous Whitehall study of over 18,000 middle-aged London men and found that a single measurement of three factors predicted mortality better than any other measures. Those with the three risk factors, high blood pressure, high cholesterol, and smoking, had three times the risk of death from cardiovascular problems and a life expectancy that was ten years shorter than those without the three risk factors. The men were examined in 1967-1970 and followed f