Jun 26, 2024
What is the maximum duration a person can survive without food?
When you don't eat, your body can draw energy from its fat stores and even break down muscle if necessary for fuel
After 1 day without food, your body releases a hormone called glucagon. This hormone signals the liver to produce glucose, which is mainly used to nourish your brain
After 2-3 days without food, your body begins to break down fat tissue. Muscles then use fatty acids produced in this process as their primary fuel source
After exhausting fatty acids, the body switches to breaking down muscle for protein within a week of starvation
As muscle breakdown accelerates, it leads to failure of essential organs like the heart, liver, and kidneys, ultimately resulting in death
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