MMR is the combined name for three diseases: measles, rubella and mumps, all of which may cause vomiting reactions.
1. Measles: It is an infectious disease of the respiratory system caused by measles virus infection, which can be spread by droplets and is very easy to spread among people. Measles virus causes an immune response with symptoms such as fever, cough, runny nose and rash. As the disease worsens, the patient will develop high fever, which triggers gastrointestinal dysfunction and vomiting.
2. Rubella: It is an acute infectious disease caused by the rubella virus, which spreads among people through the respiratory tract. Rubella virus triggers an immune response with fever, rash and swollen lymph nodes. As the immune response intensifies, the body temperature rises, gastrointestinal function is disturbed, and vomiting occurs.
3. Mumps: This is a respiratory infection caused by the mumps virus, which is highly prevalent in winter and spring, mostly in children and adolescents. This disease will present the symptoms of parotid gland enlargement, swelling and pain, this swelling and pain may reflect the stimulation of the gastrointestinal tract, vomiting reaction.