X-rays are a form of radiation, like light or radio waves, that can be focused into a beam, much like a flashlight beam. Unlike a beam of light, though, X-rays can pass through most objects, including the human body. When X-rays strike a piece of photographic film, they can produce a picture. Dense tissues in the body...

Explains labor and delivery, including planning, signs of labor, pain management, types of delivery, labor stages, labor positions, medical procedures, and what happens right after birth.

All medicines can cause side effects. Many people don't have side effects. And minor side effects sometimes go away after a while. But sometimes side effects can be a problem or can be serious. If you're having problems with side effects, talk to your doctor. Your doctor may be able to lower your dose or change to a...

What is an environmental illness? An environmental illness can occur when you are exposed to toxins or substances in the environment that make you sick. These health hazards may be found where you live, work, or play. Maybe you have headaches that only occur on weekends. Or maybe you began to feel sick and got a rash...

What is food poisoning? Food poisoning is an illness caused by eating foods that have harmful germs in them. These germs are mostly found in raw meat, chicken, fish, and eggs, but they can spread to any type of food. They can also grow on food that's left out on counters or outdoors or is stored too long before you eat...

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.

Describes heart failure (congestive heart failure). Discusses common causes like hypertension and coronary artery disease. Has info on symptoms. Covers diagnostic tests and treatments. Discusses heart failure classification system and stages of CHF.

Covers the causes and symptoms of osteoarthritis. Covers possible treatments with over-the-counter pain medicines and prescription medicines. Includes info on home treatment for joint pain, including using heat or ice, staying at a healthy weight, and exercise.

Sexually transmitted infections (STIs) are infections spread by sexual contact. If you're pregnant, you can also spread them to your baby before or during delivery. STIs are also called sexually transmitted diseases (STDs). Some examples of STIs include chlamydia, gonorrhea, syphilis, human papillomavirus (HPV), and...

Provides info on basic dental care like brushing and flossing regularly, seeing your dentist or dental hygienist for regular checkups and cleanings, and eating mouth-healthy foods. Offers info on dental care for children.

Anemia is a condition in which a person doesn't have enough red blood cells. With fewer red blood cells, your blood isn't able to carry enough oxygen to the cells in your body. This can cause symptoms such as weakness, skin that is more pale than usual, and general tiredness (fatigue). Different types of anemia are...

Briefly discusses how cuts may occur and types of cuts. Offers interactive tool to help decide when to seek care. Also offers home treatment tips.

Heart failure means that your heart muscle doesn't pump as much blood as your body needs. In time, this causes fluid to build up in your body, and you have symptoms like swelling in the legs and feeling out of breath and weak. Heart failure usually gets worse over time. But treatment can slow the disease, help you feel...

Electrolytes are minerals found naturally in the body, such as potassium, calcium, sodium, and magnesium. Electrolytes are needed to keep the body's balance of fluids at the proper level and to maintain normal functions, such as heart rhythm, muscle contraction, and brain function. If the body's electrolytes are not in...

Briefly discusses physical and emotional symptoms of anxiety. Covers anxiety disorders, panic attacks, and phobias. Offers interactive tool to help decide when to seek care. Offers tips to help with anxiety.

Aerobic fitness means increasing how well the body uses oxygen, which depends on the condition of the heart, lungs, and muscles. Experts tend to describe aerobic activity in three ways: light, moderate, and vigorous. When people do moderate-intensity activities, they notice a faster heartbeat. To get the benefits of...

Intravenous means occurring within or by way of a vein. Medicines or fluids may be given by inserting an intravenous (I.V.) needle into a vein, usually in the back of the hand or on the forearm. When the I.V. needle is in place, medicines or fluids can go quickly into the bloodstream and into the rest of the body.

Looks at infertility. Includes info on various tests used to find out why someone can't get pregnant. Covers treatments, including medicine to help stimulate ovulation and procedures to increase sperm count.

Anesthesia is the use of medicines to control pain and keep a person comfortable. Anesthetics are used to numb a specific area of the body (local and regional anesthesia). Or they can cause a person to be unconscious and not have pain during a procedure such as surgery (general anesthesia). The types of anesthesia...

Briefly discusses causes of back problems or injuries, including common activities, sudden injuries, overuse, and health conditions that may cause problems. Offers interactive tool to help decide when to seek care. Also offers home treatment tips.

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...

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.

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.

Briefly discusses when feelings of sadness or anxiety may indicate need for treatment for depression. Explains emergency symptoms, like talk about suicide. Offers interactive tool to help decide when to seek care. Offers tips to help with depression.

Covers causes of heart attack (myocardial infarction, or MI) and unstable angina. Discusses symptoms like chest pain or pressure. Explains MI and angina differences. Offers prevention tips. Covers diagnostic tests and treatment with medicines and surgery.