Tag: Water fast

Water makes up about 57–78% of the human body, and it's essential for countless bodily functions. However, the idea that one can survive and thrive on water alone is a dangerous misconception, as attempting to only drink water for the rest of your life will lead to severe malnutrition and potentially fatal health complications.

According to research on human fasting timelines, a 72-hour fast can trigger profound metabolic changes, including shifting the body's primary fuel source from glucose to fat. This metabolic switch is the core of understanding **what do 3 days of no eating do to your body?** It's a complex process of survival and repair that health experts are still studying.