Stuff You Should Know Is the Free Radical Theory of Aging Wrong?
Mar 2, 2021
Delve into the shifting perspectives on the Free Radical Theory of Aging, once thought to be the ultimate explanation for aging. Discover how recent studies suggest that high levels of free radicals might actually extend lifespan. Enjoy a lighthearted take on the health benefits of salmon and antioxidants, juxtaposed with the surprising roles these molecules play in our bodies. Plus, explore the paradox of exercise as it relates to free radicals, reshaping our understanding of health and nutrition.
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Harmon's Background
- Dr. Denham Harmon, while working at Shell Oil, developed pesticide strips.
- He also developed the free radical theory of aging in the 1950s.
Free Radical Theory of Aging
- Free radicals cause damage by taking electrons from other atoms, creating a chain reaction.
- Dr. Harmon connected this process to aging after reading an article and considering radiation's effects.
Free Radicals and the Krebs Cycle
- The Krebs cycle, part of cellular respiration, converts glucose into energy (ATP).
- Free radicals are a byproduct of this essential metabolic process.
