Does it matter if that pause between sets turns into a full-blown chat with the dude who spotted you last week? The short answer is “yes”. Making the appropriate ‘rest’ periods an integral part of your training is non-negotiable. We checked in with the experts -and the science

How far, how fast, how often? An expert guide to the most important marathon training session

For many runners, the half marathon is the sweet spot. Long enough to feel like a serious challenge, but short enough to train for without completely taking over your life. It is often the distance pe

Lighter doesn’t always mean faster. Rob Kemp investigates why muscle and fuelling matter much more than the number on the scales

While we can’t vouch for the mind-body benefits of a financial audit, conduct a forensic review of your energetic accounts and you’ll profit from everything from better mood to more sleep. Here, we recruit the help of those who optimise energy for a living to find out how to invest in yours

Sleep and recovery specialists explain why you’re feeling fatigued and how to fix it