Diseases and Conditions

Know how to prevent, treat and control the symptoms of various diseases and medical conditions. We explain what's happening in your body when disease strikes, and what you can do to feel better faster.

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Allergies are the result of the immune system's mistaken response to a harmless substance like pollen, dust, or pet hair. The response can range from watery eyes to non-stop sneezing.

By Linnea Lundgren

Food allergies are a hypersensitivity by the immune system to certain foods. Allergic reactions can range from tingling lips to abdominal cramps to even shock. Learn more about food allergies.

By Linnea Lundgren

Bird flu has swept into mainstream media recently for its many outbreaks that have been recorded. Find out what you need to know about this infectious type of flu.

By DiscoveryHealth.com writers

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Exercise provides a great opportunity for diabetics to maintain their health. It usually produces rewards in terms of blood glucose control. Learn how exercise helps keep diabetes in check.

By Dr. Allen Bennett King & Dr. Dana Armstrong

Your body is constantly dealing with microorganisms, its own and those introduced from the outside. Some microorganisms can cause what are called infectious diseases. Learn how the body deals with them.

By Editors of Consumer Guide

Atrial Fibrillation, a form of arrhythmia, is a disease that can result in heart failure, stroke and blood clots. Learn how atrial fibrillation works, common symptoms and treatment options for AF.

Atrial fibrillation is serious heart disease, but it’s treatable if diagnosed early. Learn about EKGs, echocardiograms and other tests that detect AF symptoms.

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Sometimes, too much of a good thing can hurt. And if you've aggravated your bursa -- a fluid-filled cavity that protects and lubricate your joints -- it's not something to be ignored.

By Kevin P. Allen

Gout comes on very suddenly, produces severe pain, and usually lasts three to five days if untreated. Joints can become so swollen and inflamed that the patient develops a fever and chills.

If you symptoms of the pneumonic plague, you should seek expert help immediately. Check out facts, tips, and preventative information about the pneumonic plague.

By Discovery Fit and Health Writers

It was said that the cause of the black plague was a particularly sinister alignment of the planets, or a foul wind created by recent earthquakes. Learn more about the history of the black plague and how this disease spread.

By Discovery Fit and Health Writers

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Thanks to advances in research and medicine, we no longer have to worry about influenza have the same devastating effects as it did in the 1900s . Check out facts and history about influenza.

Your kids are right -- there is a monster lurking in the bedroom and basement. However, the monster isn't lurking in a closet, instead it's home allergens.

By DiscoveryHealth.com writers

Chances are good that if you've experienced the pain and agony of acute sinusitis more than once. Take a look at the information in this article for signs, symptoms and cures for this kind of ailment.

By DiscoveryHealth.com writers

You can help prevent asthma attacks by staying away from things that make your asthma worse. Take a look at this guide that offers suggestions on the many ways to help you do this.

By DiscoveryHealth.com writers

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Using an inhaler seems simple, but most patients do not use it the right way. Learn the basics of using an inhaler to treat asthma in this article.

By DiscoveryHealth.com writers

Cancer and bone pain are usually associated with an area infected by cancerous tissue. Learn more about cancer and bone pain and the two relate to one another.

By Scott Fishman, M.D.

This cancer pain Q&A is full of helpful information that can benefit anyone who wants to learn more about this disease. Check out what was asked and answered in this cancer pain Q&A.

By Scott Fishman, M.D.

Latent cancer pain is commonly diagnosed when searching or testing for a specific type of cancer. Learn more about latent cancer pain what it really means when looking for cancerous tissues in the body.

By Scott Fishman, M.D.

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Morphine is very strong pain medication that is commonly used before, during and after a cancer treatment or surgery. Find out what you need to know about this drug and how it plays a part in dealing with cancer.

By Scott Fishman, M.D.

Nerve block is used to numb a specific area of the body before conducting a surgery. Find out how this local anesthetic is used when treating cancerous tissues.

By Scott Fishman, M.D.

The side effects of cancer pain medications can range from mild to severe. Learn more about the side effects of the drugs that are used to treat cancer pain in this article.

By Scott Fishman, M.D.

Ergonomics can help prevent back pain. Learn how to prevent injuries when doing computer tasks by using ergonomics in this article.

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Learn how to prevent injuries when doing computer tasks by using ergonomics in this article.

Good posture and back support can help prevent back pain. Learn how to prevent injuries when doing computer tasks by using ergonomics in this article.