To find the best gels worth trying, I spoke to seven runners, endurance athletes, registered dietitians, and coaches about their favorites, and I’ve also added in my testing notes for each ...

I tested energy gels on a variety of longer runs, in the UK and in sunnier countries abroad, to pull together this guide to ...

With more guys trading in gym time for endurance endeavours – we're talking trail runs, marathons and triathlons – energy supplements have never been more popular. But what exactly are they ...