Severe dehydration means: Your mouth and eyes may be extremely dry. You may pass little or no urine for 12 or more hours. You may not feel alert or be able to think clearly. You may be too weak or dizzy to stand. You may pass out. Severe dehydration is a medical emergency and requires emergency treatment. Call or other...

Make sure you know about each of the medicines you take. This includes why you take it, how to take it, what you can expect while you're taking it, and any warnings about the medicine. The information provided here is general. So be sure to read the information that came with your medicine. If you have any questions or...

Magnetic resonance imaging (MRI) is a test that uses a magnetic field and pulses of radio wave energy to make pictures of organs and structures inside the body. In many cases, MRI gives different information about structures in the body than can be seen with an X-ray, ultrasound, or computed tomography (CT) scan. MRI...

Many people have more than one long-term (chronic) health problem. You may be one of them. For example, you may have high blood pressure and diabetes, or you may have high blood pressure, diabetes, and heart failure. When you have more than one problem, doctors call the health problems comorbidities. One health problem...

Discusses chronic kidney disease (chronic renal failure), which means your kidneys don't work the way they should. Discusses dialysis. Covers treating diabetes and high blood pressure, which cause most cases of chronic kidney disease.

What are immunizations? Immunizations help keep you and your child from getting certain diseases that can be spread to other people (infectious diseases). They also help reduce the spread of disease to others and prevent epidemics. Immunizations are also called vaccines or vaccinations. If you get a vaccine, it may not...

A computed tomography (CT) scan uses X-rays to make detailed pictures of structures inside of the body. During the test, you lie on a table that is attached to the CT scanner, which is a large doughnut-shaped machine. The CT scanner sends X-ray pulses through the body. Each pulse lasts less than a second and takes a...

Looks at forming a partnership with your doctor to manage your care. Suggests taking an active role by asking questions about treatment choices and costs, learning on your own, and prepping for office visits. Offers questions to ask when choosing a doctor.

Amazing changes are happening in your newborn's development. Babies' brains develop quickly, as they begin to think, learn, and remember. Newborns listen to and learn the sounds of language. They can communicate with sounds and facial expressions.

Briefly discusses eye problems, including watery eyes, drainage, eyelid problems and problems related to health conditions. Offers interactive tool to help decide when to seek care. Also offers home treatment tips.

Hand-washing is more than just running water over your hands. Washing your hands with soap and water is one of the best ways to prevent the spread of infections. It helps prevent diseases, such as colds, flu, and food poisoning. It's easy. It doesn't cost much. And it works. When should you wash your hands? Wash your...

Briefly discusses common skin rashes that affect those 11 and younger. Covers chickenpox, diaper rash, prickly heat, and contact dermatitis. Offers interactive tool to help decide when to seek care. Also offers home treatment tips.

Discusses problems falling asleep or staying asleep. Covers causes such as stress, depression, lack of exercise. Discusses other sleep disorders such as sleep apnea. Covers treatment and includes alternative medicines like melatonin.

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.

When you're dealing with everyday problems, stress, or health issues, it's important to have people in your life who can give you support. You may need a shoulder to cry on or someone to talk to. It's also important to have social support when you're dealing with major life events or managing a serious health condition...

Cold and heat therapies are treatments that use cold or heat to help with pain, soreness, muscle spasms, swelling, and inflammation. There are different ways you can do cold and heat therapies. For example, you might use an ice pack for cold...

Anesthesia is a way to control pain using anesthetic medicine. General anesthesia, which can be injected into a vein or inhaled, affects the entire body and makes the person unconscious. A person under general anesthesia is completely unaware of what is going on and does not feel pain during the surgery or procedure...

Antibodies are proteins made by the body's natural defense system (immune system) to fight foreign substances, such as bacteria. Antibodies attach themselves to the foreign substance, allowing other immune system cells to attack and destroy the substance. The surfaces of viruses, fungi, and bacteria contain markers...

Includes tips to comfort a child before a medical test. Offers tips based on age, from newborns through the teen years.

Briefly discusses fevers in those age 12 and older. Includes info on temperatures considered normal, mild fever, and high fever. Covers causes of fever. Offers interactive tool to help decide when to seek care. Also offers home treatment tips.

Briefly discusses common causes of skin rashes in those 12 and older. Covers allergies, chronic skin problems like eczema, and contact with poisonous plants like poison oak. Offers interactive tool to help decide when to seek care. Also offers home treatment tips.

Briefly discusses diarrhea in older children and adults. Covers causes and symptoms such as abdominal pain and black or bloody stools. Offers interactive tool to help decide when to seek care. Also offers home treatment tips.

Looks at depression in children and teens. Covers symptoms like anxiety, headaches, sleep problems, and lack of energy. Discusses treatment with therapy and medicines. Covers warning signs of suicide.

Briefly discusses symptoms and possible causes of abdominal pain, such as peptic ulcer disease, indigestion, appendicitis, and stomach flu. Offers interactive tool to help decide when to seek care. Also offers home treatment tips.

Ultrasound is a test that uses reflected sound waves to produce an image of organs and other structures in the body. It does not use X-rays or other types of possibly harmful radiation. For ultrasound testing, gel or oil is applied to the skin to help transmit the sound waves. A small, handheld instrument called a...