They call it the ventilatory threshold. It’s that intensity of exercise above which your breathing becomes labored and you feel you just can’t draw in as much air as your body wants. Every runner is ...

New research by exercise scientists confirms that a low-tech, easy-to-administer test is an effective tool for gauging exercise intensity, but that it does not correspond as neatly as previously ...

Knowing when you’re going hard and when you’re taking it easy is key to effective 80/20 training. Dr Stephen Seiler of the University of Agder, Norway, is one of the world’s foremost exercise ...