For people with severe allergies, exposure to their allergen can result in a life-threatening reaction called anaphylaxis. Anaphylaxis is a severe allergic reaction to venom, food, or medication. Most cases of anaphylaxis are caused by a bee stin
Ethyl alcohol, or ethanol, is the most commonly used drug in the world. Pharmacologically, alcohol is classified as a central nervous system depressant.
A lump in the neck is also called a neck mass. Neck lumps or masses can be large and visible, or very small. Most neck lumps are benign (noncancerous). Many are caused by minor conditions such as cystic acne or swollen lymph nodes. But a neck lump