Chicken pox is a contagious viral infection that causes a rash of itchy, fluid-filled blisters.

Chicken pox is caused by the varicella-zoster virus.

Children are most commonly affected by chicken pox, but adults can also get it.

Chicken pox can lead to:

• Pneumonia: Pneumonia is a serious complication of chicken pox.
• Encephalitis: Encephalitis is a rare complication that can cause brain damage.

Chicken pox can be treated with:

• Over-the-counter medications: Over-the-counter medications can help relieve pain and itching.
• Antiviral medications: Antiviral medications can shorten the duration of the illness and reduce the risk of complications.