The ultimate sleep, 3 book collection

(not actual size of book as it is a e-book)
The Ultimate Sleep package is a complete, science-informed sleep education bundle designed to help you understand, optimize, and sustain better sleep from every meaningful angle.

Rather than offering quick fixes or rigid rules, this collection explains how sleep actually works and how different factors interact: duration, timing, posture, recovery, naps, breathing, and daily habits. Each book in the bundle focuses on a distinct pillar of sleep, together forming a clear and practical framework you can adapt to your own life.

Included in this collection:

The Superior Sleep
A foundational guide to sleep itself. Learn how sleep regulates hormones, restores the body and brain, supports cognition and mood, and how much sleep different people truly need. Includes a practical, step-by-step sleep optimization plan grounded in physiology rather than trends.

The Art of Napping
A focused exploration of daytime sleep. Understand when naps enhance performance and recovery, when they quietly disrupt nighttime sleep, and how students, athletes, and the general population can use naps intentionally. Covers nap timing, duration, caffeine naps, and common pitfalls.

Sleeping positions - the pros and cons is not about perfection. It’s about understanding. By learning how sleep works across night, day, and posture, you gain the ability to make informed adjustments that actually stick.