It can take HIV symptoms years to appear—sometimes even a decade—after infection. But within a month or two of HIV entering the body, 40% to 90% of people experience flulike symptoms known as acute retroviral syndrome (ARS).
In the early stages of HIV infection, the most common symptoms are none. One in five people in the United States with HIV don’t know they have it, which is why it’s so important to get tested, especially if you have unprotected sex with more than one partner or use intravenous drugs.
Here are some signs that you may be HIV-positive: