HIV is an infection with the human immunodeficiency virus. Those with HIV have trouble fighting off viruses, bacteria and fungi, that causes disease. HIV could also lead to AIDS, a chronic, life-threatening disease. There are various stages that come with HIV, for example you may have no symptoms at first; two to six weeks after being infected with the virus you may encounter a flu-like illness. In the early stages of HIV, one may experience fevers, headaches, a sore throat, swollen lymph glands, rashes, and fatigue. Within a week to a month the early signs and symptoms usually disappear. During this time you are very infectious. As the virus become more and more difficult to destroy immune cells, you might develop mild infection symptoms. These symptoms include swollen lymph nodes, diarrhea, weight loss, fevers, coughs and shortness of breath. Lastly, is the later stage, which includes persistent, unexplained fatigue, severe night sweats, shaking chills or fevers higher than 100.4 F, for several weeks, swelling of the lymph nodes for three months or more, chronic diarrhea, constant headaches, and unusual infections.