Posts Tagged ‘Diseas’
What are HIV and AIDS ?

The human immunodeficiency virus (HIV by their initials in English) is a virus that destroys the immune system.
HIV targets are cells that have the CD4 marker, also known as helper T cells, which are blood cells that help your body fight disease. Over many years, the CD4 cells are destroyed. The body then has a weaker defense against infections such as lung infections, mouth and eyes. May occur some cancers such as lymphoma or cervical cancer.
When infections and other problems caused by the loss of CD4 cells, it is said that the person has acquired immunodeficiency syndrome is known by its initials as AIDS.