An allergic reaction is your body’s response to a substance that it deems dangerous or potentially deadly. Spring allergies, for example, are caused by pollens or grasses. A deadlier type of allergic ...

Leukemoid reaction and chronic myeloid leukemia (CML) can both cause a high white blood cell count. However, they typically increase the levels of different types of white blood cells. CML and ...

Introducing your baby to solid foods can be such a fun and exciting time. But if you suspect your little one may have allergies, you might be worried about potential reactions — and for good reason!

Infusion reactions, also known as acute infusion reactions or infusion-related reactions, are common adverse effects that can occur when a person receives medication intravenously. Infusion reactions ...

Bee, wasp, yellow jacket, hornet, and fire ant are the insect stings that most often trigger allergic reactions. But most people aren't allergic to insect stings and may mistake a normal sting ...

Allergic reactions are a serious condition many Americans face due to an abnormal immune response in the body that, in some cases, can result in death. An allergic reaction occurs when the immune ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

My mother died from metastatic breast cancer just shy of her 58th birthday. So I wasn’t surprised when, during a routine mammogram, doctors found something in my left breast that warranted a closer ...

Reaction formation is a defense mechanism in which people express the opposite of their true feelings, sometimes to an exaggerated extent. For instance, a man who feels insecure about his masculinity ...

Reaction formation is a defense mechanism in which people express the opposite of their true feelings, sometimes to an exaggerated extent. For instance, a man who feels insecure about his masculinity ...