What Are the Harmful Effects of Virus?

By Staff WriterLast Updated Mar 25, 2020 5:23:54 AM ET

Although many viruses do not cause disease or harm, some viruses can attack cells and multiply, causing an infection within the body, according to Dr. Ananya Mandal with News Medical. The harmful effects of viruses can result in a cold, influenza or diseases such as polio, hepatitis or HPV warts.

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