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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Some blueberry allergy symptoms are reactions of the skin, and respiratory or gastrointestinal systems. Learn about blueberry allergy symptoms in this article.

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Some symptoms of a gluten allergy include gastrointestinal, neurological and behavioral symptoms. Learn about symptoms of a gluten allergy in this article.

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Sometimes, people mistake lactose intolerance for a cheese allergy. Learn about cheese allergy symptoms in this article.

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Some chocolate allergy symptoms are headaches, skin reactions and gastrointestinal symptoms. Learn about chocolate allergy symptoms in this article.

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Some citrus allergy symptoms are skin reactions, gastrointestinal reactions and breathing problems. Learn about citrus allergy symptoms in this article.

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Skin allergies result when you come in contact with something your immune system thinks is harmful. Learn about some different types of skin allergies in this article.

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Some feather allergy symptoms are itchy, watery eyes, runny nose, sneezing and cough. Learn about feather allergy symptoms in this article.

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Some garlic allergy symptoms are skin reactions, gastrointestinal reactions and breathing problems. Learn about garlic allergy symptoms in this article.

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Some grapefruit allergy symptoms are skin reactions, gastrointestinal reactions and breathing problems. Learn about grapefruit allergy symptoms in this article.

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Some green pepper allergy symptoms are rhinoconjunctivitis, asthma and headaches. Learn about green pepper allergy symptoms in this article.

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Some mountain cedar allergy symptoms include itchy, watery eyes, runny nose, congestion and sneezing. Learn what some mountain cedar allergy symptoms are in this article.

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Some sperm allergy symptoms are redness, swelling, burning and itching. Learn about sperm allergy symptoms in this article.

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Some sulfur allergy symptoms are skin reactions, respiratory problems and anaphylaxis. Learn about sulfur allergy symptoms in this article.

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Bronchitis is an infection of the airways, which can be identified by the characteristic cough. Learn how to identify bronchitis in your children from the article below.

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Many people are allergic to cats and dogs, but allergies to horses can also cause irritation and discomfort. Learn about some symptoms of allergies to horses in this article.

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Symptoms of allergies to ragweed include sneezing, runny nose and itchy, watery eyes. Learn about the symptoms of allergies to ragweed in this article.

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Symptoms of penicillin allergies include rashes, wheezing, angioedema, and anaphylactic shock. Find out more about the symptoms of penicillin allergies from this article.

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Tree pollen allergies are a result of a mistake by your immune system. Learn some symptoms of tree pollen allergies in this article.

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Some walnut allergy symptoms are skin reactions, gastrointestinal reactions and breathing problems. Learn about walnut allergy symptoms in this article.

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Some yogurt allergy symptoms are skin reactions, gastrointestinal reactions and breathing problems. Learn about yogurt allergy symptoms in this article.

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Skin allergies look different depending on what kind they are. Learn what skin allergies look like in this article.

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Some foods you might have to avoid if you have ragweed allergies include bananas, cucumbers and melon. Learn what foods you should avoid if you have ragweed allergies in this article.

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Some people have allergies to foods, while others are allergic to airborne substances. Learn what a birch tree pollen allergy is in this article.

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Eye allergies cause itching, tearing, redness and swelling. Learn the best way to wash your eyes if you have an eye allergy in this article.

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Hay fever fluctuates according to the time of the year and the weather. Learn the worst season for allergies in this article.

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