Another study shows the benefits of high intensity, short workouts. Apparently these benefits kick in with just 30-45 minute a week of 7-8 out of 10 on the Perceived Exertion scale, so we should all be living long heathy lives (at least statistically).
"Study author Klaus Gebel said his research had shown people who regularly did vigorous exercise were up to 13 per cent less likely to die prematurely than those who did moderate exercise. Even making less than a third of your exercise vigorous was linked to a 9 per cent decreased risk of early death."
The Age NSW: You've got to sweat if you want to live longer, Australian study reveals