👉 Overimmunizing, also known as overexposure to a vaccine or other immunization, is a condition where an individual's immune system is not properly activated or responding to a particular vaccination. This can lead to a weakened immune response, making it more susceptible to diseases in the future. For example, if a child receives a flu shot and does not receive any other vaccines, they may have a higher risk of contracting the flu than someone who has received both flu shots and another vaccine. Over