What's Up Docs? What do your nails say about your health?
Aug 12, 2025
Dr. Yusur Al-Nuaimi, a skilled Consultant Dermatologist, joins Chris and Xand van Tulleken to delve into the fascinating world of nail health. They unravel how our nails can reveal crucial clues about our overall well-being and discuss their evolutionary journey. The conversation highlights the significance of regular nail care and the potential risks associated with cosmetic treatments. Al-Nuaimi emphasizes that nails are more than just beauty; they reflect our internal health and underscore the importance of safe practices in nail care.
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Unexpected Knife-Making Hobby
- At a work event Chris Van Tulleken describes a man who said, "I make knives."
- The man crafts layered steel blades, quenches them, and maintains a home furnace that fascinates the group.
Nails Are Diagnostic Clues
- Doctors often start exams by looking at fingernails because they reveal systemic diseases.
- Xand van Tulleken felt like Sherlock Holmes noticing nails can signal heart, lung, infections, and deficiencies.
Nail Matrix Makes The Nail Plate
- The nail plate is dead keratinised cells pushed out by the living nail matrix.
- Yusur Al-Nuaimi explains most of the matrix sits beneath the cuticle and under the skin.