There are several stages of HIV, the first stages can include swollen glands in the throat, groin or armpit. In some cases there won't be any symptoms of HIV for many years. AID's symptoms will occur in the more advanced stages of HIV, this includes a very damaged immune system.
This video was relevant because it talks about the early symptoms of HIV, and it's important that people know what to look for. In health education the students should be taught the symptoms for HIV so that they are aware of them. Then they will know if something might be wrong, and they can go get tested.