What is preterm labor? Preterm labor is labor that comes too early—between 20 and 37 weeks of pregnancy. In labor, the uterus contracts to open the cervix. This is the first stage of childbirth. In most pregnancies, this happens at 37 to 42 weeks. Preterm labor is also called premature labor. Preterm labor doesn't...

What is neck pain? Neck pain is pain that can occur anywhere in your neck, from the bottom of your head to the top of your shoulders. It can spread to your upper back or arms. It may limit how much you can move your head and neck. Neck pain is common, especially in people older than 50. What causes it? Neck pain can be...

Schizophrenia is a mental health condition that can affect your ability to think clearly, manage your emotions, and interact with others. It affects each person differently. Most people who have schizophrenia: Hear and sometimes see things that aren'

Describes sickle cell disease. Covers causes and symptoms. Discusses how it is diagnosed. Covers treatment as the disease progresses, including with surgery or medicines like hydroxyurea. Offers home treatment tips.

What is Down syndrome? Down syndrome is a genetic condition. It affects childhood growth and development. People who have it may share similar features and health issues. They may learn to talk later than other children and have some intellectual disability. But every person's experience is different. And everyone with...

Discusses disorder of intestines that causes symptoms such as belly pain, cramping or bloating, and diarrhea or constipation. Covers treatment by avoiding foods that trigger symptoms, getting regular exercise, and managing stress. Includes medicines.

Includes info on diverticulitis, a condition in which pouches form in the colon and get inflamed or infected. Discusses symptoms and possible complications. Covers treatment with changes to your diet, medicine, or surgery.

Covers causes and symptoms of asthma in teens and adults. Includes info on avoiding triggers and treating attacks. Looks at treatment with controller medicine. Covers delivery systems that include metered-dose and dry powder inhalers and nebulizers.

Discusses chronic pain caused by problems other than cancer. Covers symptoms and how chronic pain is diagnosed. Covers conditions that can be treated, like neck pain, low back pain, and arthritis. Info on treatment with medicine and lifestyle changes.

Discusses prostate cancer that has spread or come back. Discusses symptoms. Covers treatment choices and factors that will affect them, including age, PSA level, Gleason score, and how far cancer has spread. Covers end-of-life issues.

What is syphilis? Syphilis is a sexually transmitted infection (STI) caused by a type of bacteria. If it's not treated by a doctor, it can get worse over time and cause serious health problems. The infection can be active at times and not active at other times. When the infection is active, you have symptoms. When it's...

What is Parkinson's disease? Parkinson's disease is a problem with certain nerve cells in the brain that control movement. The disease affects the way you move. It can include tremors, slow movement, stiffness, and problems with balance. Parkinson's disease gets worse over time. But usually this happens slowly, over...

Discusses colon and rectal cancers that return after treatment or that spread to other parts of the body. Looks at symptoms. Discusses treatment with surgery, radiation, and chemotherapy.

Males who have low testosterone don't make enough of the hormone called testosterone. Low testosterone can lead to problems such as a lower sex drive, weak bones, less muscle mass, less body hair, enlarged breasts, and infertility. Low testosterone...

Covers causes and symptoms of rheumatoid arthritis. Looks at treatment with medicine, exercise, and lifestyle changes. Discusses things you can do at home to relieve your symptoms and help control the disease. Includes importance of regular checkups.

Discusses cancer that occurs when cells that are not normal grow out of control in testicles (testes). Covers testicular self-exam (TSE). Discusses germ-cell tumors called seminomas and nonseminomas (also called NSGCTs). Covers treatment.

What is abnormal uterine bleeding? Abnormal uterine bleeding is irregular bleeding from the uterus. It may be bleeding that is heavier, lighter, or lasts longer than your usual period. Or it may be bleeding that doesn't occur at your regular time. Let your doctor know if your bleeding is different than usual. They can...

Discusses genital herpes, a sexually transmitted infection caused by the herpes simplex virus (HSV-1 or HSV-2). Covers symptoms and treatment, including care during pregnancy. Covers what increases your risk and offers prevention tips.

Looks at illness that causes extreme mood swings, ranging from mania (feeling overly energetic) to depression. Also called manic-depressive disorder. Covers treatment with counseling and medicines like mood stabilizers, antipsychotics, and antidepressants.