This often severe, throbbing type of headache is different from other types of headaches in that symptoms other than pain occur with the headache. Nausea and vomiting, lightheadedness, sensitivity to light (photophobia), and other visual disturbances are common migraine symptoms.

A traumatic injury to the spine can cause a bruise, a partial tear, or a complete tear in the spinal cord. Read on for details about causes, symptoms, treatment, prevention, and management.

Multiple sclerosis is a central nervous system disorder. Pregnancy does not appear to speed up MS or make its effects worse.

Detailed information on different oral healthcare specialists.

Detailed information on varicose veins, including causes, risk factors, symptoms, diagnosis, treatment, prevention, and full-color anatomical illustrations

Chemotherapy can damage your body’s ability to make red blood cells, so body tissues don't get enough oxygen. This is a condition called anemia. People who have anemia may feel very weak or tired, dizzy, faint, or short of breath, or may feel that their hearts are beating very fast.

All medicines you take affect the fetus, depending on the stage of development, the type and dosage of the medicine being taken, and your drug tolerance.

Detailed information on labor and delivery

Labor usually starts 2 weeks before or after the estimated date of delivery. No one knows exactly what sets off the onset of labor.

A look at how open surgery compares to minimally invasive surgery, including different types of procedures.