The immune system is a funny animal. It's job is to protect the rest of the body, but it can be affected by the health of the rest of the body too – even mental health.

Human immunodeficiency virus (HIV) is a major public health concern. Promoting safe sex practices and encouraging HIV testing through social media may help stop the spread of HIV.

During flu season, the flu often seems to spread like wildfire. Recent research gives some insight about how the flu spreads so quickly.

Sticking to a prescribed treatment plan is key for HIV maintenance, but many patients find it hard to get into the swing of things. Doctors and pharmacists may be able to help with the transition.

Training individuals who use illegal injection drugs on safer practices may help other drug users in the community improve safety. Safer practices could lower risk of spreading HIV.

Research has suggested that women in the military have been less likely to practice safe sex. As more women are joining the military ranks, there may be a need for improved gynecologic care.

A case of typhoid fever has been identified in a food handler at Purdue University on Tuesday. The case was announced by Indiana state officials with a warning regarding others' risk.

Hepatitis C is an infection that can lead to serious liver problems. As such, treatment is required to protect patients from these complications. Unfortunately, one treatment does not appear to do much good.

With the flu and noroviruses (stomach bugs) tackling millions this winter, it’s a good idea to plan ahead to avoid intercepting germs during Super Bowl parties. One of the best ways to guard yourself and your guests is to prevent double dipping.

Living with HIV means sticking to a pretty strict regimen of meds. Skipping those meds can be dangerous. Making HIV patients happier with their health care may help them stick with that regimen in the long run.