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An allergy is an exaggerated immune response or reaction to substances that are generally not harmful. See also: hay fever allergy to mold, dander, dust food allergies drug allergies allergy testing allergic reactions
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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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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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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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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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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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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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There’s no substitute for good old-fashioned loving care. Beyond that, if a child hasn’t had a fever for the past 24 hours and feels okay, he or she can return to regular activities. The following suggestions should help your child get back up to speed soon.
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Fevers are only a symptom of something else happening in the body. Your child can have a fever and not look or feel hot. So always take your child's temperature for at least 1 minute before deciding how serious a fever is.
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Each weekday, approximately 13 million infants, toddlers, and preschoolers in the United States spend part of the day being cared for by someone other than their parents. This number represents three out of five young children in the United States.
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Your child is nearsighted if far away objects look blurry. Your child is farsighted if close-up objects look blurry. Other common eye problems: wandering eye, injuries and infections.
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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 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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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 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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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, 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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Teething is the emergence of teeth through the gums of the mouth in infants and young children.
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A fever is a way for the body to fight infection. But it may also be a sign of a serious illness, especially in children younger than 3 months and children who haven't been immunized. Know when to seek medical care for your child.
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Otitis media is an infection of the middle ear space, which lies behind the eardrum (tympanic membrane). It is characterized by pain, dizziness , and partial loss of hearing.
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According to the United States Environmental Protection Agency (EPA), environmental tobacco smoke (ETS), which is also referred to as secondhand smoke, is a mixture of the smoke emanating from the burning end of a cigarette, pipe, or cigar, and the smoke exhaled from the lungs of smokers. It has also been called passive, or involuntary, smoke.
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Most acute respiratory diseases are viral infections. They may be complicated by bacterial superinfections in which a bacterial infection develops after a viral infection.
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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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