HIV belongs to the group of retroviruses. The name itself (human immunodeficiency virus) indicates its action. Namely, the HIV attacks the CD4 protein on the surface of lymphocytes, which are responsible for body defense, weakening the immune system. Consequently, it leads to a number of serious complications, the most severe being AIDS.
Although preventive measures are being implemented worldwide, the number of diseased is on the rise. In fact, about 8,500 people get infected every day. According to the World Health Organization, over 34 million people live with HIV, and 1.8 million patients have died from its consequences, over 800,000 of whom were children.
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