Rohit ate some shellfish for lunch and had reactions as shown in the picture. What is he suffering from?
Allergy
Allergies, also known as allergic diseases, are a number of conditions caused by hypersensitivity of the immune system to typically harmless substances in the environment. These diseases include hay fever, food allergies, and allergic asthma. Symptoms may include red eyes, an itchy rash, sneezing, or a runny nose.