Combined shifts in sleep, exercise and diet may significantly extend your lifespan and you can spend years in good health, according to a new study published in The Lancet. Researchers from the University of Sydney analyzed data from thousands of older adults, using it to calculate individual sleep, exercise and diet scores and examine how they related to life span. A pattern emerged: better sleep, increased exercise and healthier diets were linked to a significantly longer life expectancy. “All those tiny behaviors we change can actually have a very meaningful impact, and they add up over time to make a