Two in every 100 children under 4 years old have a milk allergy. It is one of the most common allergies in children.

Subcutaneous therapy involves injections administered under the skin, whereas sublingual requires tablets given under the tongue.

Foods, pollen, and pets are well-known culprits of allergic reactions, but regular things like cellphones or coins can be allergy too.

Many people with aspirin sensitivity, nasal polyps, and asthma (AERD) may also experience an allergy-like response to drinking alcohol.