The letters in AIDS stand for:
- immunodeficiency (say: im-yuh-noh-di-FISH-un-see)
AIDS is a disease caused by the human immunodeficiency virus (HIV). This virus weakens the immune system by killing a kind of white blood cell needed to fight infections. A person who has been infected with the HIV virus may not get AIDS for a long time.
Note: All information is for educational purposes only. For specific medical advice, diagnoses, and treatment, consult your doctor.
© 1995-2021 KidsHealth ® All rights reserved. Images provided by iStock, Getty Images, Corbis, Veer, Science Photo Library, Science Source Images, Shutterstock, and Clipart.com