This text is an excerpt from a book titled “Tech Meets Health: The Complete Guide to Wearable and Measurable Health, Wellness & Fitness”. The book explores the use of wearable and measurable health technologies to improve various aspects of well-being, including fitness, sleep, stress management, and nutrition. It discusses the different types of devices available, the key metrics they track, and how to integrate them into a personalized health routine. Additionally, it provides guidance on choosing the right wearable and using data effectively to reach specific goals.