Allergies & Asthma

Numbness means an absence of feeling or loss of sensation. A numb face can be a symptom of one of many health conditions, including migraine and allergies. Numbness on any part of the body usually occurs as a result of damage to the nerves or a disturbance in their function. Problems with the nerves can
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Epinephrine, also called adrenaline, is a hormone that the adrenal glands produce in the body. People use artificial epinephrine as a medication to treat severe allergic reactions. People who have allergies to specific foods, insect venom, or other substances often carry an epinephrine auto-injector to self-administer the drug in emergencies. Many people refer to this
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Adult-onset asthma is asthma that develops in adulthood. In most cases, people develop asthma during childhood, though it can arise at any age. According to the American Lung Association (ALA), 1 in 12 adults has asthma. Asthma is a chronic lung disease that leads to problems breathing. It causes narrowing and inflammation of the airways
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Painful bowel movements can cause a great deal of discomfort. There are many potential causes. Some are easily treatable, but others — such as anal cancer — can be more serious. It is normal to occasionally experience mild pain during bowel movements. However, when this happens regularly, it could indicate an underlying medical condition. In
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Itchy skin, which doctors call pruritus, is a common symptom that can affect any part of the body. When it affects the chest, this can indicate a range of causes, including allergic reactions, psoriasis, and kidney or liver problems. Depending on the cause, the itchiness may either remain confined to the chest or affect the
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Researchers from Germany and Switzerland have recently investigated the possible associations between conditions relating to mental health, such as depression and anxiety, and the presence of different types of allergy. Their findings, they say, should prompt scientists to pay more attention to these links. According to data from the Centers for Disease Control and Prevention
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Some flatulence is normal, but excessive farting is often a sign that the body is reacting strongly to certain foods. This can indicate a food intolerance or that a person has a digestive system disorder, such as irritable bowel syndrome. Typically, people pass gas 5–15 times per day. Dietary changes, altering eating patterns, and identifying
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New research reinforces the idea that the absence of certain bacteria in the gut can cause food allergy, a condition that affects millions of people. The study also suggests that replenishing key gut bacteria could offer a way to treat food allergy. Scientists at Boston Children’s Hospital and Brigham and Women’s Hospital, also in Boston,
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Having an itchy neck can be frustrating. The itch may appear with or without a rash, and its potential causes include irritants and allergic reactions. Many home remedies, including cold wraps, can help soothe the sensation of itching. Having an itchy neck can range from being very mild to extremely irritating. Along with the itch,
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A bronchodilator is a medication that relaxes and opens the airways, or bronchi, in the lungs. Short-acting and long-acting bronchodilators treat various lung conditions and are available by prescription. Respiratory diseases, such as asthma and chronic obstructive pulmonary disease (COPD), cause bronchospasm, which is constriction or narrowing of the airways. Narrowed airways make it hard
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Asthma causes airway inflammation and difficulty breathing. Several factors, including exercise and cold weather, can trigger asthma symptoms. Inhaling cold, dry air can cause the airways to tighten, making it harder to breathe. Several treatments and preventive measures can help minimize the effects of cold air on a person with asthma. This article describes why
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Scientists have identified biomarkers that could form the basis of the world’s first blood test for celiac disease. They discovered that exposure to gluten in people with celiac disease causes a rise in certain inflammatory molecules in the bloodstream that correlates with common symptoms. The current method for diagnosing celiac disease can take weeks or
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The main symptoms of a shellfish allergy vary, but they can include vomiting, diarrhea, stomach pain, shortness of breath, coughing, chest pain, and swelling of the face, lips, tongue, or throat. These symptoms can occur within minutes of ingesting shellfish, but they may sometimes not appear for several hours. There are two different types of
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New research has linked the use of prescription drugs for stomach acid to a higher likelihood of developing allergies afterward. Due to the study’s design, the results do not prove that gastric acid reducers — such as proton pump inhibitors (PPIs) — actually cause allergies. In a Nature Communications paper about their work, however, the
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Inhaled steroids, also called inhaled corticosteroids, are a group of anti-inflammatory drugs that help treat breathing disorders, such as asthma and chronic obstructive pulmonary disease (COPD). Inhaling medication is often the optimal method of treating lung disease. An inhaler is a device that helps deliver drugs into the airways. This article provides an overview of
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Burning in the stomach is a common, bothersome symptom. It often stems from indigestion, also known as dyspepsia. A burning sensation in the stomach is usually just one symptom of an underlying condition, such as an intolerance to certain foods. Prescription and over-the-counter medications can prevent and treat indigestion, and some home remedies can help
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An itchy mouth is a common symptom of viral or fungal infections. It also frequently occurs during allergic reactions. Itchiness within the mouth can range from mild to severe, depending on the underlying issue. In this article, we explore the causes of an itchy mouth. We also describe treatment options, strategies for prevention, and when
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