Mouth sores are common in people with human immunodeficiency virus (HIV). They usually happen because the virus weakens your immune system, so your body has a hard time fighting infections that cause ... Science Daily: Why Even Treated Genital Herpes Sores Boost The Risk Of HIV Infection Why Even Treated Genital Herpes Sores Boost The Risk Of HIV Infection New research helps explain why infection with herpes simplex virus-2 (HSV-2), which causes genital herpes, increases the risk for HIV infection even after successful treatment heals the genital skin ...

Understanding the Context

You may not have any early signs of HIV. But if you do get symptoms right away (called acute HIV infection), they probably won’t be gender-specific. Tell your doctor if you think you’ve been exposed ... WHO fact sheet on HIV and AIDS with key facts and information on signs and symptoms, transmission, risk factors, testing and counselling, prevention, treatment and WHO response.

Key Insights

Human immunodeficiency virus (HIV) is an infection that attacks the body’s immune system, specifically the white blood cells called CD4 cells. HIV destroys these CD4 cells, weakening a person’s immunity against opportunistic infections, such as tuberculosis and fungal infections, severe bacterial infections and some cancers. Key facts on HIV. Since the beginning of the epidemic, 91.4 million [73.4–116.4 million] people have been infected with the HIV virus and about 44.1 million [37.6–53.4 million] people have died from HIV-related causes. Globally, 40.8 million [37.0–45.6 million] people were living with HIV at the end of 2024.

Final Thoughts

An estimated 0.7% [0.6-0.8%] of adults aged 15–49 years worldwide are living ...