A hilarious, myth-busting survival guide that explains the weird and wonderful bodily functions that keep us alive—and how to make them work better for longer—from TikTok's favorite doctor

Though the odds are stacked against us, the human body has an extraordinary tendency to survive. In This Book May Save Your Life, TikTok sensation and general surgeon Dr. Karan Rajan explains the weird and wonderful bodily functions that keep us going and guides you around your body’s biological barbs, traps, slides, and pitfalls. Steeped in science, medicine, and his personal hospital experience, he offers practical advice and strategies to help you thrive and ultimately improve your quality of life.

Full of everyday health hacks to worry less and live better and organized by different parts of the body, This Book May Save Your Life will teach you:

• How to sleep better with the 10-3-2-1 trick
• The dangers of plucking your nose hairs
• What your fingernails say about your health
• The mind tricks for dealing with pain
• Why you should never hold in a fart and more

Dr. Rajan will help you take ownership of your day-to-day health, get the most out of your body, and live better for longer.