HIV (Human Immunodeficiency Virus) is a virus that attacks the body's immune system, making it harder to fight off infections and diseases.

*How is HIV Transmitted?*

1. *Sexual Contact*: Unprotected sex with an infected person.
2. *Blood Transmission*: Sharing needles or syringes with an infected person.
3. *Mother-to-Child*: From mother to child during pregnancy, childbirth, or breastfeeding.

*Symptoms:*

1. *Flu-like Symptoms*: Fever, headache, and fatigue.
2. *Swollen Lymph Nodes*: Enlarged lymph nodes in the neck, armpits, or groin.
3. *Rash*: A red rash on the skin.

*Stages:*

1. *Acute HIV*: Initial infection, often with flu-like symptoms.
2. *Chronic HIV*: Long-term infection, where the virus is manageable with treatment.
3. *AIDS (Acquired Immunodeficiency Syndrome)*: Advanced stage of HIV, where the immune system is severely weakened.

*Prevention:*

1. *Use Condoms*: Practice safe sex with condoms.
2. *Get Tested*: Regularly test for HIV.
3. *Avoid Sharing Needles*: Do not share needles or syringes.

*Treatment:*

1. *Antiretroviral Therapy (ART)*: Medication that suppresses the virus.
2. *Lifestyle Changes*: Healthy diet, exercise, and stress management.