Hello, Welcome to HCM, Wasp stings are common, especially during the summer months when people are outside for prolonged periods. Wasp stings can be uncomfortable, but most people recover quickly and without complications. The majority of people without sting allergies will show only minor symptoms during and after a wasp sting. The initial sensations can include sharp pain or burning at the sting site. Redness, minor swelling and itching can occur too. Only about three percent of the general population is allergic to wasps stings and Severe allergic reactions to wasp stings are referred to as anaphylaxis. During anaphylaxis patients will have severe swelling of the face, lips, throat hives,itching, breathing difficulties,wheezing,dizziness, sudden drop in blood pressure, nausea or vomiting and rapid pulse. Thank you.