With more active lifestyle, average adult could live 5.3 years longer The Washington PostWalking every day can add 11 years to your life CBS NewsAccording to Scientists, This Simple Habit Could Boost Your Life Expectancy by up to 11 Years SciTechDailyScientists Say Walking This Much Could Add 11 Years to Your Life Prevention MagazineDaily Walks Could Add More Than 10 Years to Your Life, New Study Says Real Simple