With this condition, also known as xerostomia, the salivary glands in the mouth don't make enough saliva to keep the mouth wet.
Disease
Ventricular septal defect (VSD)
In this heart problem present at birth, there is a hole between the two lower heart chambers. Know the symptoms and when surgery is needed.
Disease
Skull base tumors
Skull base tumors are abnormal growths at the base of the skull that can be benign or cancerous and cause symptoms such as headaches, dizziness and nosebleeds. Treatment may include surgery, radiation or careful monitoring.
Disease
Frontal lobe seizures
In this common form of epilepsy, the seizures stem from the front of the brain. They can produce symptoms that appear to be from a mental illness.
Disease
Sepsis
Learn more about the symptoms and treatment of sepsis, a serious infection-related illness.
Disease
Intestinal obstruction
A blocked intestine needs prompt medical care. Learn about symptoms and the wide range of causes for this serious but treatable digestive disorder.
Disease
Transverse myelitis
This neurological disorder occurs when a section of the spinal cord is inflamed, causing pain, weakness, sensory problems and dysfunction in the body.
Disease
Sinus headaches
Sinus headaches are often to blame for headache with facial pain — but that pain might actually be a migraine.
Disease
Sex headaches
Learn about the causes and treatment of this type of headache.
Disease
Cough headaches
Often triggered by coughing and other types of straining, these headaches can be harmless or signal another problem in the brain.
Disease
Pulmonary embolism
A blood clot blocks and stops blood flow to an artery in the lung. Often the clot starts in a leg and travels to the lung.
Disease
Trigeminal neuralgia
Learn about this nerve condition that can jolt areas on the face with electric-shock-like pain.