Exercising is not only good for you, but many people say its medicine.  Running is one of the most important exercises. Doctors say its better than giving their patients a pill. IF you exercise 30 minutes five times per week you will be more than healthy. Scientist say the foundation of youth is running. Running can improve your health and well-being ."The biggest benefits come from vigorous exercise like running," says JoAnn Manson, M.D.  Running can be difficult, but once you have the right pace, you will end up to start enjoying it. Studies have shown that running can help prevent obesity, type 2 diabetes, heart disease, high blood pressure, stroke, some cancers, and many other things. Scientists have shown that running also improves the quality of your emotional and mental life, and even helps you live longer. Running can make you happier, helps you get skinnier, strengthen your knees, keep you sharper,reduces the risk of cancer, and add years to your life.