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Briefly discusses symptoms of hyperventilation, plus causes for both acute (sudden) and chronic hyperventilation. Offers interactive tool to help decide when to seek care. Also offers home treatment tips.
Discusses transient ischemic attack (TIA), sometimes called a mini-stroke. Covers causes, including blood clot as a result of atherosclerosis. Looks at treatment with medicines, surgery, and lifestyle changes. Discusses prevention steps.
Discusses diabetic neuropathy, nerve disease caused by diabetes. Covers the three types: peripheral, autonomic, and focal. Discusses symptoms of each type. Covers diagnostic tests. Includes info on treatment with medicines, physical therapy, and TENS.
A computed tomography (CT) scan uses X-rays to make pictures of the head and face. During the test, you will lie on a table that is attached to the CT scanner, which is a large doughnut-shaped machine. Your head will be positioned inside the scanner.
Briefly discusses head injuries in those age 3 and younger. Offers interactive tool to help decide when to seek care. Also offers tips on what to watch for during home treatment.
What is myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS)? Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) is a disease that causes you to feel so ill that you can't do your normal activities. Sleeping problems occur along with extreme fatigue that doesn't get better with rest. Any kind of activity...
Hallucinations and delusions can happen in people who are living with dementia. When someone hallucinates, they see, hear, or smell something that isn't there. Delusions are false beliefs or ideas. For example, a person may believe that a longtime...
Briefly discusses common causes of ear injuries and problems, including infection, sports injuries, and loud noises. Offers interactive tool to help decide when to seek care. Also offers home treatment tips.
A concussion is a type of traumatic brain injury (TBI). It is caused by a blow to the head or body, a fall, or another injury that jars or shakes the brain inside the skull. Although there may be cuts or bruises on the head or face, there may be no...
Laser photocoagulation uses the heat from a laser to seal or destroy abnormal, leaking blood vessels in the retina. One of two approaches may be used when treating diabetic retinopathy: Focal photocoagulation. Focal treatment is used to seal specific leaking blood vessels in a small area of the retina, usually near the...
Discusses hypoglycemia (low blood sugar) in people who don't have diabetes. Explains blood sugar (glucose) in the body. Describes symptoms of mild, moderate, and severe hypoglycemia. Covers treatment for sudden episodes and emergency situations.
Closed-angle glaucoma (CAG) is an eye disorder in which the colored part of the eye (iris) and the lens block the movement of fluid between the chambers of the eye. Closed-angle glaucoma is also called angle-closure glaucoma. The blockage of fluid causes pressure to build up in the eye. This causes the iris to press on...
Briefly discusses symptoms of leg injuries caused during sports or recreational activities, work-related tasks, and work or projects around home. Includes bruises, swelling, sprains, pulled muscles, and broken bones. Offers interactive tool to help decide when to seek care. Also offers home treatment tips.
Visual acuity is a measure of how well a person can focus on an object. To test visual acuity, the person may read letters or symbols on a chart from the top down, line by line, covering first one eye and then the other. A visual acuity score is a ratio comparing the person's performance to that of people who have...
Discusses shingles, a condition caused by the virus that causes chickenpox (herpes zoster). Discusses who is most likely to get it. Describes how shingles rash causes pain and the treatment for it. Includes info on the shingles vaccine.
There are two main types of migraine headache: Migraine without aura (common migraine). Most people with migraines have common migraines. This type of migraine causes a throbbing pain on one side of the head. The pain is moderate to severe and gets worse with normal physical activity. You also may have nausea and...
Helicobacter pylori tests are used to detect a Helicobacter pylori ( H. pylori) infection in the stomach and upper part of the small intestine ( duodenum). H. pylori can cause peptic ulcers. But most people with H. pylori in their digestive systems do not develop ulcers. Four tests are used to detect H. pylori: Blood...
Briefly discusses common causes of finger, hand, or wrist injuries from sports, hobbies, or work-related issues, including sudden injuries and those caused by overuse. Offers interactive tool to help decide when to seek care. Also offers home treatment tips.
Briefly discusses common causes of arm injuries from sports, hobbies, and work-related issues, including sudden injuries and those caused by overuse. Offers interactive tool to help decide when to seek care. Also offers home treatment tips.
Covers warning signs that you may be at risk for type 2 diabetes. Includes causes and symptoms. Looks at lifestyle changes to get your blood sugar levels back to a normal range. Includes tips on diet, weight loss, and exercise.
What is cerebral palsy (CP)? Cerebral palsy (CP) is a problem that makes it hard for a child to control movement. It's caused by injury to the brain. Usually this injury happens before birth. The brain injury that causes CP doesn't get worse over time, but symptoms may start, change, or become more severe as a child...
When you have diabetes, you are at risk for getting other health problems, called complications. This is especially true if your blood sugar levels stay high. Over time, high blood sugar can damage many parts of your body. It can lead to a variety of problems, including problems with your: Eyes. High blood sugar levels...
Sjögren's syndrome (say "SHOH-grins") causes your body's defense, or immune, system to attack the glands that make moisture. The condition affects your tear and saliva glands and sometimes other parts of your body. Your eyes and mouth get very dry. Sjögren's also may cause you to be very tired and to have pain in your...
Electronystagmography (ENG) measures normal eye movement and involuntary rapid eye movements called nystagmus. It also checks the muscles that control eye movements. ENG checks how well the eyes, inner ears, and brain help you keep your balance and position (such as when you change from lying down to standing). ENG is...
Laser in-situ keratomileusis (LASIK) is the preferred procedure for correcting farsightedness (hyperopia). It changes the shape of the eye. In LASIK, a thin flap is made on the cornea using a blade or laser. The flap is lifted, and a laser is applied to the central corneal tissue. The laser makes contact with the cornea...