Do you ever lose your luster halfway through a long workout? That's because intense, prolonged exercise can cause your body to run out of glycogen. This form of glucose is an essential source of ...

Long-established in endurance sports like cycling, football is turning to fast-acting energy sources as it becomes ...

Energy gels are becoming ever more popular among amateur and elite athletes - but are they actually worth using? Reluctant marathon runner Hugh Morris investigates Energy gel bars can help keep you ...

All products featured on Self are independently selected by Self editors. However, when you buy something through our retail links, Condé Nast may earn an affiliate commission. One of the weirdest ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." A new study published in Human Kinetics Journals found that many popular energy gels contain ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? A new study published in Human Kinetics Journals found that a popular energy ...

Often the saviour of a long run and that extra push you need to stride over the finish line, energy gels have become an essential for almost every distance runner or endurance athlete. But are they ...

If you’re training for a half or full marathon this fall, your long runs are now likely getting even longer, and you might be looking for sustenance — like those gooey energy gels you’ve seen other ...

Energy gels are a staple among endurance athletes, providing a quick and easy way to refuel mid-race or ride. But understanding what’s in that sachet you’ve been carrying in your jersey pocket is a ...