Anaphylaxis is a word that means a really big allergic reaction all over the body. In severe cases, such as reactions to bee stings or to medicines, anaphylaxis can be life threatening. Asthma is an allergic reaction in the lungs. People who have asthma have lungs that are ticklish. Also, the lungs of asthmatics often have a lot of thick and sticky mucus in the airways.
Hives is an allergic reaction in the skin with a lot of itching and swellings.
Hives can happen in any area of your skin from the head to the toes. Humans have sinuses, or sewers, inside of their heads. If a sinus drain is plugged, you can get a sinus headache which feels like a lot of pressure pushing out from inside your forehead or your face. Sinusitis means inflammation in the sinuses. Food Allergy is an allergic reaction to something that is eaten.