RepReturn Team

More practical than Why We Sleep, this is a habit-based guide to improving sleep quality. Covers circadian rhythm optimization, light exposure, nutrition timing, and environment. Good companion to a recovery tracker.

The most important book on sleep published in the last decade. Walker, a neuroscience professor, makes the case — with rigorous research — that sleep is the single most effective thing you can do for your brain and body. Required reading before investing in any sleep tracker.

The research-backed case for strategic fuelling around training — covering pre-workout, intra-workout, and post-workout nutrition windows. Practical, evidence-based, and directly applicable if you’re tracking nutrition alongside recovery.

The gold standard visual guide to resistance training. Not a recovery book per se, but understanding the muscles you’re training is foundational to understanding why they need recovery. Used by coaches, athletes, and physios worldwide.

A deep dive into running performance from one of the most research-literate coaches in the sport. Covers training periodization, recovery, adaptation, and the physiological underpinnings of what actually makes you faster.

The definitive guide to exercise physiology for women — covering how hormonal cycles affect training, recovery, and nutrition in ways that most generic fitness advice ignores entirely. Essential for any woman using a recovery tracker.

More practical than Why We Sleep, this is a habit-based guide to improving sleep quality. Covers circadian rhythm optimization, light exposure, nutrition timing, and environment. Good companion to a recovery tracker.

The most important book on sleep published in the last decade. Walker, a neuroscience professor, makes the case — with rigorous research — that sleep is the single most effective thing you can do for your brain and body. Required reading before investing in any sleep tracker.