What are allergies?Allergies are an immune system reaction to a substance called an allergen. Your immune system sees the allergen as harmful and attacks it.What causes allergies?You may have allergies at certain times of the year or all year. The following are common allergies:...
Foreign substances that provoke allergies are called allergens. Examples include grass, weed and tree pollens, substances present in house dust (particularly the house dust mite), fungal spores, animal products, certain foods, and various chemical agents encountered in the home and at work....
Iweala, MD, PhD JAMA Medical News in Brief FDA Greenlights First Treatment for Severe Food Allergies Emily Harris JAMA Food allergies are unpleasant and sometimes dangerous immune reactions to certain foods. Symptoms of Food Allergies People with food allergies may develop hives, itching, flu...
No one knows for certain why certain people are allergic to certain things while others are not. We do know that allergies tend to run in families. If you have allergies, it’s very likely that at least one of your parents does too. Exposure to allergens at times when the body’s immu...
Genes.Genes seem to play a role. Kids who have a parent, brother, sister, or other family members with allergies or asthma are more likely to get eczema. Researchers have found that some people with the condition have a gene flaw that causes a lack of proteins called filaggrin and loricrin...
Earthquakes occur when the plates that make up the Earth's crust move around. These plates, called tectonic plates, can push against each other. Earthquakes are most common along fault lines, which are fractures that allow the plates to move. ...
Eye allergies often cause itchy, sore eyes. There are certain times in the year, often referred to as 'allergy season' or 'pollen season' when one may have an allergic reaction to pollen, causing sneezing, nasal congestion and itchy eyes. You can reduce these symptoms by avoiding contact ...
Drug allergies: Skin rash antibiotic allergies are common antibiotic side effects. Tell your doctor about any previous allergic reaction to any medication, including antibiotics. Mild allergic reactions may only result in a skin rash or itch. A more severe allergic reaction, called anaphylaxis, is ...
According to the CDC, ragweed pollen is one of the most common causes of seasonal allergies. A single plant can produce up to one billion pollen grains. These grains are very lightweight and float easily through the air. The immune system makes a special type of defense protein, called IgE...
I do actually. Spiderman was my favourite when I was growing up. And he can climb up walls and I really wanted to do the same - I tried to climb up the walls in my house and sadly I failed because superheroes are fictional - they...