Rest and Recovery
Cells require periods of rest to effectively clean and repair themselves, much like a busy child needs downtime to avoid stress. Continuous nutrient intake can hinder this process, preventing the body from signaling when to clean up. Fasting allows for cellular cleanup, while the refeeding phase provides essential nutrients for recovery and growth, emphasizing the importance of balanced cycles of fasting and feeding for overall health.In this clip
From this podcast

Dr. Jockers Functional Nutrition
Nourished Fasting, mTOR and Autophagy with Dr. William Hsu
Related Questions
Why is fasting important for cellular repair during sleep?
Is it accurate to say 'autophagy is a process where your body cleans out damaged cells and regenerates healthy ones'?
Is there a balance that can be achieved between activating pathways for muscle growth and strength training and downregulating them through fasting, as discussed in the episode Dr. David Sinclair: The Biology of Slowing & Reversing Aging | Huberman Lab Podcast #52 and the clip Leucine and Longevity? For example, could a cycle of 1 month of muscle-building weight training followed by a week of fasting help strike that balance? What might an optimal approach look like?