Many kids are spending a lot of unnecessary time under observation in a hospital following a sudden allergic emergency, a new study concludes. About 17% of kids are admitted for overnight observation ...

An injectable drug used for decades to treat asthma substantially reduced potentially life-threatening reactions in children with an allergy who were exposed to trace amounts of peanuts, eggs, milk ...

A study led by Johns Hopkins Children's Center shows omalizumab—an injectable, Food and Drug Administration-approved medication for treating asthma and other allergic conditions—substantially reduced ...

After receiving an injection, some people experience symptoms at the injection site on the skin. This reaction is a common adverse effect of vaccines, Botox injections, biologics, and chemotherapy.

Articles and social media posts online have shared the statistic that 86% of children in a COVID-19 vaccine trial suffered an adverse reaction, often without giving further details. While the ...