Find Information About:

Drugs & Supplements

Get information and reviews on prescription drugs, over-the-counter medications, vitamins, and supplements. Search by name or medical condition.

Pill Identifier
WebMD

Pill Identifier

Having trouble identifying your pills?

Enter the shape, color, or imprint of your prescription or OTC drug. Our pill identification tool will display pictures that you can compare to your pill.

Get Started
My Medicine
WebMD

My Medicine

Save your medicine, check interactions, sign up for FDA alerts, create family profiles and more.

Get Started

WebMD Health Experts and Community

Talk to health experts and other people like you in WebMD's Communities. It's a safe forum where you can create or participate in support groups and discussions about health topics that interest you.

  • Second Opinion
    WebMD

    Second Opinion

    Read expert perspectives on popular health topics.

  • Community
    WebMD

    Community

    Connect with people like you, and get expert guidance on living a healthy life.

Got a health question? Get answers provided by leading organizations, doctors, and experts.

Get Answers

Sign up to receive WebMD's award-winning content delivered to your inbox.

Sign Up

HIV & AIDS Health Center

Select An Article
Font Size
A
A
A

Cause

The HIV infection is caused by the human immunodeficiency virus (HIV).

After HIV is in the body, it starts to destroy CD4+ cells, which are white blood cells that help the body fight infection and disease.

Recommended Related to HIV/AIDS

Telling Others You’re HIV-Positive

Telling others you're HIV-positive may be one of the most difficult things you ever do. There may be only one thing that's harder: the burden of carrying the secret alone. That doesn't mean you must tell everyone. Who you tell is a very personal decision. Here are some things to consider as you think about who, when, and how to tell others that you're HIV-positive.

Read the Telling Others You’re HIV-Positive article > >

HIV is spread when blood, semen, or vaginal fluids from an infected person enter another person's body, usually through sexual contact, from sharing needles when injecting drugs, or from mother to baby during birth.

WebMD Medical Reference from Healthwise

Last Updated: 2/, 014
This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.
Next Article:

Today on WebMD

misconception
How much do you know?
contemplative man
What to do now.
 
research
Should you be tested?
HIV under microscope
What does it mean?
 
HIV AIDS Screening
Slideshow
man opening condom wrapper
Quiz
 
HIV AIDS Treatment
Feature
Discrimination Stigma
Feature
 
Treatment Side Effects
Feature
grilled chicken and vegetables
Article
 
obese man standing on scale
Article
cold sore
Article