HIV is a sexually transmitted infection (STI). It can also be spread by contact with infected blood or from mother to child during pregnancy, childbirth or breast-feeding. Dr. Megha Tiwari, Consultant Obst & Gynaecologist at Kailash Hospital Gr. Noida explains about the preventive causes & related symptoms of HIV. She emphasizes on early testing of HIV & timely precautions, treatment that can help save many lives. She tells that without medication, it may take years before HIV weakens your immune system to the point that one has AIDS. Doctor elaborates on importance of HIV testing as there's no cure for HIV/AIDS, but medications can dramatically slow the progression of the disease.