blood transfusion

What is anemia, causes & symptoms of anemia?

Anemia:  The World Health Organization defines anemia as “a condition in which the number of blood cells or their oxygen-carrying…

2 years ago

How to recognize AIDS

What is AIDS? AIDS (Acquired Immunodeficiency Syndrome) is a life-threatening condition caused by the virus HIV (Human Immunodeficiency Virus). It…

3 years ago