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Key AspectDetails
Observation PeriodJuly 26 to August 1 annually
PurposeRaise awareness about viral hepatitis, its causes, prevention, and treatment
Highlighted DateJuly 28: National Hepatitis Day (birthday of Dr. Baruch Blumberg)
Historical BackgroundFirst Hepatitis A description by Hippocrates (400 B.C.)
Differentiation of TypesHepatitis A and B differentiated in the 1940s
Discovery of VirusesHepatitis viruses (A, B, C, Delta, E) identified between 1963-1989
Milestone in PreventionFirst Hepatitis B vaccine approved by FDA in 1981
Burden of Hepatitis B & CResponsible for 80% of liver cancer cases worldwide
Hepatitis C TransmissionInfected blood exposure, drug use, high-risk sexual activity, childbirth
Significance of WeekAwareness, community support, and urgency of treatment
Key Dates400 B.C., 1947, 1977, 1981, 1986
Upcoming Years Dates2025: July 26-August 1, 2026: July 26-August 1, etc.

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