Tuberculosis (TB) is a contagious bacterial infection that affects your lungs. It’s not very common in the U.S., only affecting about 11,000 Americans yearly. But there’s one group that may be more susceptible to TB: pregnant women.

It's that time of the year, flu shots are here. For those scared of needles, future flu vaccination may be as easy as placing it under your tongue.

Say it ain't so: ready-to-bake cookie dough has been identified as the culprit of an E.coli outbreak that sickened 77 raw cookie dough lovers.

As we get older, many parts of our body continue to grow and develop. Scientists thought the lungs were fully developed early in childhood but it turns out the lungs continue to grow into adulthood.

Many Americans battle chronic abdominal pain, which may be a symptom of serious conditions such as irritable bowel syndrome, colitis, or gallstones. However, experts are worried that doctors are over-prescribing opioid painkillers for the pain, especially if another medication is a better option.

Many rescue personnel risked their lives during the World Trade Center (WTC) recovery process. Because of all the dust, dirt and debris in the air, many have experienced lung problems. New research has shown that it may be possible to predict lung problems in WTC personnel.

Scientists have been trying to create a successful vaccine for AIDS for decades. Now, a new study on mice shows that an injection of protective antibodies may be the best way to fight the deadly disease.

When a patient is diagnosed with Crohn's disease, doctors most commonly try to treat them first with medication. Surgery is another treatment option, however, doctors generally do not know which patients will need it.

Last summer, a breakthrough in AIDS prevention was announced: A trial of a vaginal gel had successful results. But a new trial has been scrapped after the gel was found to be ineffective.

From over-the-counter creams to oral antibiotics, there are numerous ways to treat acne. While there are many readily available treatments, one treatment may lead to an increase in sore throats.