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Reviewed by Carol Thompson for Readers' Favorite
Hack Your Blood Sugar by Karen Kennedy offers a clear, practical guide to understanding how blood sugar affects overall health and how individuals can use continuous glucose monitors to gain insight into their bodies. The book begins by explaining why blood sugar matters, emphasizing that traditional measures like fasting glucose and A1c provide only a partial picture of metabolic health. Kennedy introduces the concept of “glucotypes,” which categorize how different bodies respond to glucose, and argues that personalized data is the key to making meaningful changes. The book also covers the basics of continuous glucose monitors, explaining how these devices track glucose levels in real time and provide a more complete view than occasional testing. Kennedy shares her story of incorporating CGMs into her nutrition practice, along with stories from patients who used the technology to improve their health.
Karen Kennedy’s writing is direct and engaging, making complex scientific ideas easy to follow without being overwhelming. She balances explanations with practical guidance, often using real-life examples to illustrate how different people respond to similar situations. The pacing is steady, introducing concepts in a logical order and reinforcing them with actionable steps. The tone is supportive and encouraging, creating a sense that readers can take control of their own health through small, informed changes. Those who enjoy hands-on learning, especially readers interested in nutrition, wellness, or self-experimentation, will find Hack Your Blood Sugar especially appealing. The inclusion of case studies and step-by-step strategies makes it useful for both beginners and those already familiar with metabolic health.