Why is hepatitis a major public health concern

More Americans are now being vaccinated and more states are expanding eligibility. But a new rise in cases and a record surge in travel are causing concern, and overnight there was a possible setback for the AstraZeneca vaccine. NBC nationa. From the spread of viruses to drugs and gun violence, learn more about public health concerns, what approaches set out to address them, and more. Thank you, {{questions}}, for signing up. There was an error. Please try again. Hepatitis involves an inflammation of the liver, which diminishes the liver's ability to function. Hepatitis occurs as three different viruses — hepatitis A, B and C — and it might happen for several different reasons. Hepatitis A occurs du.