Nail Clinic: Cracking Up Statistics

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  • Fingernails have an average thickness of 0.6 millimeters for men and 0.5 millimeters for women
  • Brittle nails affect nearly 20% of the population
  • Nail splitting is seen more frequently in women and older individuals
  • A nail’s normal water content is 18%
  • Nails become brittle when the water content is less than 16%


*Source: Indian Journal of Dermatology, Venereology and Leprology;