According to a recent study on fitness and lifespan an individuals's fitness age mainly determined by a measure of cardiovascular endurance lifespan is a powerful predictor of longevity than chronological age. The fact that is unknown by many is that fitness age can decrease unlike actual age. The concept was developed by a group of researchers at the Norwegian University of Science and Technology in Trondheim as they studied about fitness and its relation to health over years. Fitness age is primarily determined by VO2max that is defined as the body's capacity to inhale and utilise the atmospheric oxygen which in turn indicates cardiovascular