You can go out after getting the MMR vaccine, but you should keep warm to avoid getting cold. The MMR vaccine can be used to prevent measles, mumps and rubella, three common acute respiratory infections in children. After receiving the MMR vaccine, you should observe the vaccination unit for half an hour and leave only if your child has no abnormal reaction. During this time, you should rest and avoid overworking. If you want to go out, you can let your child go out and there is no adverse effect on the body. However, it should be noted that when going out, you need to pay attention to keep warm and avoid getting cold. At the same time, should not be strenuous exercise, so as not to affect the effect of vaccination. You can go out after the MMR vaccination, but you should pay attention to keep warm. At the same time, observe the child’s condition, if there is any abnormality, you need to seek medical treatment in time to avoid harming the child’s body.