Why Did TSMC’s Mark Liu’s Fingernails Turn Black? Doctor Explains the Truth: Is Handshake Safe? Causes of Dark Nails Revealed by Dermatology Experts” (Alternative optimized version for SEO & clickability:) “TSMC CEO Mark Liu’s Black Fingernails Spark Viral Concern – Doctor Reveals the Real Cause (Not Dangerous for Handshakes!)
Sofia, Bulgaria — May 20, 2026 — When a public figure’s nail discoloration sparks widespread concern, dermatologists are often called upon to clarify what’s medically normal versus what warrants investigation. The recent discussion surrounding nail discoloration—whether black, gray, or otherwise—has reignited questions about dermatological health, social perceptions, and the science behind what we see on … Read more
