Understand the symptoms, possible causes and treatment of prolonged erection of the penis, including when to seek emergency care.
Disease
Binge-eating disorder
People with this condition often don't feel able to stop eating and may eat larger than usual amounts of food. Learn about symptoms and treatment.
Disease
Schizoaffective disorder
This mental health condition includes schizophrenia symptoms, such as delusions and hallucinations, and mood disorder symptoms, such as depression and mania.
Disease
Bipolar disorder
This mental health condition causes extreme mood swings that include emotional highs, called mania, and lows, known as depression.
Disease
Hoarding disorder
This mental health condition involves ongoing difficulty parting with possessions, leading to severe clutter and a risk to safety.
Disease
Cyclothymia (cyclothymic disorder)
Also called cyclothymic disorder, this mood disorder causes emotional ups and downs that are less extreme than bipolar disorder. Learn about treatment.
Disease
Illness anxiety disorder
Excessive worry that you're seriously ill based on minor symptoms can result in major emotional distress and disrupt your life. Also called hypochondria.
Disease
Glioma
Gliomas are the most common brain tumors in adults. Learn more about diagnosis and treatment, including innovative research to find new therapies.
Disease
Small bowel cancer
This type of cancer starts in the small intestine. Find out more about symptoms and treatments, including surgery, chemotherapy and targeted therapy.
Disease
Chondrosarcoma
Learn about this rare type of cancer that primarily affects bone, particularly in the shoulders, hips and pelvis. Treatment usually involves surgery.
Disease
Desmoid tumors
Learn how doctors use surgery, radiation therapy, chemotherapy and other medications to treat desmoid tumors, also known as aggressive fibromatosis.
Disease
Fuchs dystrophy
Fuchs dystrophy may cause eye pain and vision problems that get worse over time. Medicines can help but surgery may be needed.