Some of the best books about health include 'Why We Sleep' by Matthew Walker, 'Life Time' by Russell Foster, 'Outlive' by Peter Attia, and 'Ikigai: The Japanese Secret to a Long and Happy Life' by Héctor García and Francesc Miralles. These books cover various aspects of health, from sleep and circadian rhythms to preventative medicine and the Japanese concept of ikigai.

'Why We Sleep' by Matthew Walker explores the science of sleep and its profound impact on our health and well-being. The book delves into why we sleep, how sleep affects our brain and body, and the consequences of sleep deprivation. It offers practical advice on how to improve sleep quality and explains the critical role sleep plays in learning, memory, and overall health.

'Life Time' by Russell Foster is a comprehensive guide to understanding the circadian rhythm, which is the natural, internal process that regulates the sleep-wake cycle and repeats roughly every 24 hours. The book explains how circadian rhythms influence various aspects of our health, including sleep, metabolism, and mood. It also provides insights into how disruptions in these rhythms can affect our health and offers strategies to align our lifestyles with our biological clocks for better health outcomes.

'Outlive' by Peter Attia emphasizes the importance of preventative medicine in modern healthcare. The book argues that many health issues can be prevented or mitigated through proactive measures rather than reactive treatments. Attia provides evidence-based strategies for extending lifespan and enhancing quality of life, focusing on diet, exercise, sleep, and other lifestyle factors.

Readers of 'Ikigai: The Japanese Secret to a Long and Happy Life' by Héctor García and Francesc Miralles will learn about the Japanese concept of ikigai, which means 'a reason for being.' The book explores how finding one's ikigai can lead to a longer, healthier, and more fulfilling life. It shares insights from the centenarians of Okinawa, Japan, known for their longevity, and provides practical advice on discovering one's own ikigai through a blend of cultural wisdom and actionable steps.