| 1. What and how it affects: - | | | | body. AS a result, the affected person becomes |
| To day the world is facing the most serious challenge | | | | very much susceptible to various other diseases |
| which is no less than the nuclear war is the fatal | | | | which other wise could have been avoided but |
| disease called AIDS. The expanded form reads as | | | | because of absence of self defense system the |
| Acquired Immune Deficiency Syndrome. The virus | | | | affected person gets the common ailments very |
| responsible for the disease is known as Human | | | | easily. This is called the secondary infection and it |
| Immunodeficiency Virus or in short HIV. By nature, | | | | becomes the cause of the death f the patient and |
| every body has its own defense mechanism that is | | | | the AIDS virus becomes indirectly responsible the |
| immunity. But the AIDS virus which attacks the white | | | | death. |
| blood cells destroys the immunity system of the | | | | |