Frequently Asked Questions Persons with hepatitis A virus infection may not have any signs or symptoms of the disease.
Older persons are more likely to have symptoms than children.
The Center for Disease Control and Prevention gives the answers you want to know. The Center for Disease Control and Prevention gives the answers you want to know. The Yale University School of Medicine Patient's Guide to Medical Tests clears up any confusion about how to prepare for a procedure, what to expect, and how you may feel afterward. Please visit our Community Message Boards for a relevant message board. All rights reserved.