Fasting for 72 hours triggers significant physiological changes, offering both benefits and challenges. Here’s a breakdown of what happens during a three-day fast: ## Metabolic and Cellular Changes Within the first 24–48 hours, the body depletes glycogen stores and shifts to , entering ketosis. By 48–72 hours, autophagy—a cellular cleanup process—peaks, removing damaged proteins and […]

Fasting for 72 hours triggers profound physiological changes, leveraging the body’s adaptive mechanisms to optimize health. During this period, the body transitions from glucose dependency to fat metabolism, unlocking benefits like immune regeneration, cellular repair, and metabolic reset. Here’s a breakdown of the key stages and effects: ## Metabolic Shift and Ketosis Within 12–24 hours […]