What is vo2 max?

Is it time to take breath training seriously?

A new home test kit promises to eliminate fuelling guesswork by providing personalised precision. Pat Kinsella tries it out

Zone 2 training has achieved star status as the training intensity that could hold the key to more endurance and fitness. Here, we reveal its super powers.

From restricting blood flow to inhaling deadly gas, cycling’s latest ‘hacks’ blur the line between innovation and insanity. Which ones are worth taking seriously, asks Rob Kemp

Getting in prime physical and mental shape to hit a fitness goal over a period of many months is no mean feat. It’s like a game of snakes and ladders, where the temptation to skip early, vital stages

Life is more than a series of numbers, but these days it doesn’t always feel that way. We live in the age of wearable technology, health tracking and obsessive optimisation. Armed with just a few disc