Hacker News
My fat loss experiments with ChatGPT and water fasting
The author completed sixteen 40-hour water fasts over four months, losing about 14 kg and 4.5 inches of waist circumference—roughly 1 kg per week—while maintaining a sedentary, low-exercise lifestyle. Using ChatGPT for real-time fasting status, electrolyte advice, and re-feeding protocols, they structured weekly 36-hour fasts, monitored hydration, and broke the fast with fiber-rich then protein-rich foods.