Stuff You Should Know Short Stuff: Scurvy
Sep 18, 2019
Scurvy isn't just a historical oddity; it once plagued sailors and explorers due to vitamin C deficiency. Learn how a simple orange can be a life-saver, while the lack of it leads to miserable symptoms like swollen gums and tooth loss. The critical link between vitamin C and collagen synthesis reveals why scurvy wreaks havoc on our bodies. From James Lind’s groundbreaking discovery about citrus fruits to modern implications in low-income areas, this discussion blends history with humor.
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The GULO Gene
- Humans have a non-functional GULO gene, preventing vitamin C synthesis.
- This mutation occurred long ago in our evolutionary history, evidenced by other apes sharing this trait.
Dietary Adaptations
- Initially, our subtropical origins provided ample vitamin C.
- Migration to other climates necessitated finding alternative sources, like certain meats for Arctic populations.
Collagen's Importance
- Vitamin C is crucial for collagen production.
- Collagen is essential for connective tissue, wound healing, and blood vessel health.