Cycling’s hidden under-fuelling epidemic: here’s how to spot the signs of RED-S and make sure you’re meeting your energy demands

Female cyclist eating a meal outside.

The news this week that Veronica Ewers is taking a break from her professional cycling career has reignited the topic of under-fuelling in endurance sport.

The EF Education-Oatly rider revealed that a recent blood test showed that her hormone levels "were still nearly non-existent," after years of severe hormone suppression and the long-term effects of an eating disorder.