Ten tips to save your life (or at least prolong it) If you could do just one thing to improve your health, what should it be? That's the question we asked 10 medical experts. From taking up a new hobby to cleaning your house with vinegar, they came up with some surprising suggestions. . . These days even the most diligent health enthusiasts must surely be struggling to keep up with the latest cure-all advice. Recently, for instance, we have been told to consume daily portions of Brazilian acai berries to avoid cancer, to eat salmon six times a week in order to stay wrinkle-free for ever and to consume celebrity- endorsed supermuesli at 12 a kilo to fight cancer and heart disease. Few of these fads have been subjected to rigorous scientific tests, so who knows whether they work? As an antidote, we asked 10 specialists from different medical fields to offer simple tips - beyond exercise, smoking and diet changes - to keep us healthier for longer. Ellen Mason Cardiac nurse at the British Heart Foundation If you are over 40 years old, go to your GP and ask for a heart disease risk assessment. This includes blood pressure measurement, cholesterol testing and identification of risk factors in your lifestyle. The results can advise you on changes to your lifestyle, and medical treatment which could prevent you from having a heart attack in the future. Professor Ballard director of research at the Alzheimer's society Take up a new