Why Do Some Shots Make Your Arm Hurt So Much?

The video explains why some vaccines cause more pain than others, highlighting factors like injection site and vaccine components. Intramuscular shots are generally less painful than subcutaneous ones due to better fluid absorption in muscles. Adjuvants in vaccines, while causing more pain, enhance immune response. The video advises consulting a doctor for severe or prolonged pain.

What is the significance of experiencing pain after receiving a vaccine?

Discuss the potential benefits of vaccines that contain multiple adjuvants.