AIDS, or acquired immune deficiency syndrome, is a chronic and often fatal condition caused by the human immunodeficiency virus (HIV). HIV attacks the immune system and weakens the body's ability to fight off infections and diseases, making individuals with AIDS susceptible to a range of serious health issues. Since the first cases were reported in the early 1980s, HIV/AIDS has become a global epidemic. According to the World Health Organization (WHO), an estimated 38 million people worldwide were living with HIV/AIDS at the end of 2019, with 690,000 deaths from AIDS-related illnesses that year alone. While there is no cure for HIV/AIDS, antiretroviral therapy (ART) can help individuals with the virus live longer, healthier lives. ART works by suppressing the virus, reducing the amount of HIV in the blood, and slowing the progression of the disease. Prevention is also crucial in the fight against HIV/AIDS. This includes practicing safe sex, such as using condoms, getting tested for HIV regularly, and avoiding sharing needles or other injection equipment. Education and awareness campaigns can also help reduce the spread of HIV/AIDS by promoting safe behaviors and reducing the stigma surrounding the virus. Unfortunately, HIV/AIDS continues to disproportionately affect certain groups, including men who have sex with men, people who inject drugs, sex workers, and transgender people. These communities often face discrimination, stigma, and barriers to accessing healthcare, making it more challenging to prevent and treat HIV/AIDS. Efforts to address the global HIV/AIDS epidemic have made significant progress in recent years, with the number of new HIV infections and AIDS-related deaths decreasing. However, much work still needs to be done to ensure that all individuals with HIV/AIDS have access to the care and support they need, and to ultimately end the HIV/AIDS epidemic once and for all.