HIV, the human immunodeficiency virus, is the microorganism responsible for AIDS – acquired immunodeficiency syndrome. HIV gradually weakens the body’s immune system by infecting and ...

This is known as AIDS (acquired immune deficiency syndrome) or advanced HIV disease. It refers to a range of serious illnesses that people may get when HIV has significantly weakened their immune ...

If untreated, HIV will develop into AIDS. AIDS stands for ‘acquired immune deficiency syndrome’. (It’s sometimes referred to as ‘late stage HIV’ or ‘advanced HIV disease’.) It is an umbrella term for ...