A voice disorder is when a person has a problem with pitch, volume, tone, and other qualities of their voice. These problems occur when the vocal cords don't vibrate normally.

When your immune system doesn't work the way it should, it is called an immune system disorder. Learn about the different types of immune system disorders.

Regular dental checkups and cleanings, along with brushing and flossing often, are important for a healthy mouth and a healthy pregnancy.

Palliative care focuses on improving a patient's quality of life by improving the symptoms of his or her illness, such as pain, shortness of breath, and difficulty sleeping. It's used with a variety of ailments, including cancer, chronic obstructive pulmonary disease, kidney failure, or congestive heart failure.

Hemorrhoids and varicose veins might seem to be two different, unrelated problems, but they are actually quite similar. And, many women, especially those in the third trimester of pregnancy, have them.

Much back pain in pregnancy is related to the strain on your back from the weight of your growing baby. Using correct posture can help prevent and even relieve some of the pain.

Ascites is a condition that occurs when fluid collects in spaces in your belly. It can be painful and keep you from moving around comfortably. Ascites can set the stage for an infection in your belly. Fluid may also move into your chest and surround your lungs. This makes it hard to breathe.

Dementia with Lewy bodies (DLB) is a form of progressive dementia. It's caused by the decay or deterioration of the tissues in the brain.

Atrial fibrillation increases the risk for stroke. So stroke prevention is an important part of treatment for atrial fibrillation.

For many people, the extreme tiredness of the first trimester is quite a surprise. And it's an especially hard transition for those who are normally go-getters with lots of energy. Learn more about what causes this fatigue--and what to do to feel better.