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Allergies are abnormal reactions of the immune system that occur in response to otherwise harmless substances. Allergies are among the most common medical disorders.
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An allergy is an exaggerated immune response or reaction to substances that are generally not harmful. See also: Allergic reactions; Allergy testing; Allergy to mold, dander, dust; Drug allergies; Food allergies; Hay fever.
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Allergic reaction is more common than ever before. And it's not just hay fever or bee stings. This comprehensive report describes the causes and cures for everything from food allergies to poison ivy.
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Physical allergies are allergic reactions to cold, sunlight, heat, or minor injury. The immune system is designed to protect the body from harmful invaders such as germs.
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Allergies are abnormal reactions of the immune system that occur in response to otherwise harmless substances. Allergies are among the most common of medical disorders.
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If allergies bother you in the fall, you’re most likely sensitive to one or more molds, weeds, trees or grasses.
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A short glossary of asthma terms.
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Allergies are abnormal reactions of the immune system that occur in response to otherwise harmless substances. Allergies are among the most common of medical disorders.
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For asthmatics, age can bring a bit of relief from the symptoms. But asthma can also appear at any time of life.
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Detailed information on allergy, including symptoms, diagnosis, and treatment
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Detailed information on allergy, including symptoms, diagnosis, and treatment
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Allergies are abnormal reactions of the immune system that occur in response to otherwise harmless substances. Allergies are among the most common of medical disorders.
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Dust mites are perhaps the most common cause of nasal allergies. These mites are microscopic organisms that live in bedding, upholstered furniture, and carpets. They thrive in warm, humid conditions.
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If you’re heading out of town, and you or your child has allergies or asthma, proper planning can help you keep sneezes, sniffles, wheezing and attacks under control.
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Food allergies affect approximately 3 percent of children and 1 percent of adults in the United States. It is estimated that an even larger percentage of the population experiences problems with food intolerance.
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Detailed information on the differences between the common cold symptoms and symptoms of allergies
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Detailed information on allergy, including symptoms, diagnosis, and treatment
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A hypersensitive response by the immune system to a foreign substance that is ordinarily harmless. Allergies account for more office visits to pediatricians than any other ailment, besides the common cold, and are responsible for more missed school days than any other medical problem.
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Detailed information on allergy, asthma, and immunology
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Detailed information on allergy testing, including blood testing (rast testing) and scratch testing
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Detailed information on avoidance of allergens and treatment for allergy, including immunotherapy (allergy shots) and medication
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Glossary of terms relating to asthma and allergy
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Detailed information on allergy testing, including blood testing (rast testing) and scratch testing
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Detailed information on avoidance of allergens and treatment for allergy, including immunotherapy (allergy shots) and medication
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List of online resources to find additional information on allergy and asthma
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Detailed information on symptomatic conditions of allergy, including asthma, atopic dermatitis, contact dermatitis, rhinitis, and urticaria
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Detailed information on allergies in children, including information on allergic rhinitis and food allergies
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Detailed information on symptomatic conditions of allergy, including asthma, atopic dermatitis, contact dermatitis, rhinitis, and urticaria
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Some people who have symptoms from heart disease mistakenly think they are experiencing episodes of acid indigestion. Before you proceed through our advice guide, we would like to make sure that your symptoms are not likely to result from coronary artery disease.
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Detailed information on allergy, asthma, and immunology
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Is it possible for a baby to have allergies? My grandson is 4 months old. He is fussy must of the time. For the past month and a half he has been rubbing his head and nose and tugging on his ears. He has had two ear infections, but I believe there is something else going on. He has had very bad cradle cap and the doctor says he has eczema.
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Sinusitis. It even sounds painful. This inflammation of the sinuses, usually caused by an infection, is one of the most common problems doctors treat. Yet a lot of us don't know much about it.
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Detailed information on allergies and the immune system and how a person becomes allergic to a food or product
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Altitude sickness is a general term encompassing a spectrum of disorders that occur at higher altitudes. Since the severity of symptoms varies with altitude, it is important to understand the range of the different altitudes that may be involved.
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Is there anything you can do before arriving in a high-altitude area to avoid getting sick from the change?
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Human societies over the ages have depleted natural resources and degraded their local environments. Populations have also modified their local climates by cutting down trees or building cities.
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In epidemiology, the term " overwintering " describes the process whereby vector-borne pathogens survive in cold seasons while their hosts hibernate or are otherwise dormant. This enables many dangerous pathogens- such as viruses that cause dengue and encephalitis, rickettsial species, and malaria parasites- to become active and invade new susceptible hosts when warmer weather returns.
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The common cold, also called a rhinovirus or coronavirus infection, is a viral infection of the upper respiratory system, including the nose, throat, sinuses, eustachian tubes, trachea, larynx, and bronchial tubes. Over 200 different viruses can cause a cold.
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The common cold generally involves a runny nose, nasal congestion, and sneezing. You may also have a sore throat, cough, headache, or other symptoms. Over 200 viruses can cause a cold.
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Detailed information on the common cold, including symptoms, diagnosis, and treatment
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The common cold is a viral infection of the upper respiratory system , including the nose, throat, sinuses, eustachian tubes, trachea, larynx, and bronchial tubes. Although over 200 different viruses can cause a cold, 30-50% are caused by a group of viruses known as rhinoviruses.
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The common cold is a viral infection of the upper respiratory system, which includes the nose, throat, sinuses, eustachian tubes, trachea, larynx, and bronchial tubes. Although more than 200 different viruses can cause a cold, 30-50% are caused by a group known as rhinoviruses.
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Although colds cannot be prevented -- or cured -- you can take precautions to reduce the chance of infection.
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Adults have on average two to four colds a year, and children have six to 10 of them annually.
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Most of the time, however, a cold passes in a week, with or without the use of antibiotics. Taking these drugs does not help you get better faster. In fact, it can create problems.
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Detailed information on the common cold, including symptoms, diagnosis, and treatment
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The common cold is a viral infection of the upper respiratory system, including the nose, throat, sinuses, eustachian tubes, trachea, larynx, and bronchial tubes. Although over 200 different viruses can cause a cold, 30-50% are caused by a group known as rhinoviruses.
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You can protect yourself against these illnesses. It's also important to know the symptoms of each.
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Your doctor should evaluate you if you are having symptoms that suggest a more serious cause, such as a bacterial infection, or if your symptoms aren't manageable with over-the-counter remedies or the passing of time.
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Detailed information on the common cold, including symptoms, diagnosis, and treatment
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Sometimes it seems there are as many myths surrounding the common cold as there are viruses that cause it.
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This information from the National Institute of Allergy and Infectious Diseases (NIAID) can help you determine if you're suffering from allergies or a cold.
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Colds and the flu can be serious for people with heart disease.
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You want to help a child with cold symptoms feel better, but choosing among countless over-the-counter (OTC) cold medicines can be daunting. Here are some guidelines that can help.
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Colds usually are mild illnesses that get better within one or two weeks. However, even mild symptoms can make children feel miserable.
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You'll face new hassles as you sneeze and sniffle. You'll have to ask your pharmacist or a store worker for medications that include pseudoephedrine.
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Enlarged adenoids refers to swollen lymphatic tissue in the back of the nose. The tissue is similar to the tonsils.
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Foreign bodies can enter the human body by swallowing, insertion, or traumatic force, either accidentally or on purpose. The word " foreign " in this context means " originating elsewhere " or simply " outside the body.
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Foreign Object in the Ear or NoseChildren may put objects into their nose and ears as part of their exploration of the world. Unfortunately, these items can injure fragile tissue and may be hard to remove.
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A pacifier is an artificial nipple designed for babies to suck on for comfort. Purpose Infants have an intense need to suck that is separate from their need to eat.
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Pacifiers help parents and infants get through periods of crying when the infant is either not hungry or too full to eat but still needs the comfort that sucking provides.
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