As we near the end of the school year, I'd like to give a shoutout to Mr George Gaskin's 7th grade history class at Harvard-Westlake School who are fans of this program. Have you ever wondered what keeps your cells functioning properly? The answer might be a molecule with a funny name but serious implications for longevity. Spermidine, found in every living cell on Earth, is essential for triggering autophagy—your body's internal cleaning system that recycles damaged cellular components...