Vaccination has proven to be one of the most effective medical practices in preventing infectious diseases. Throughout history, vaccines have eradicated or controlled deadly diseases, protecting millions of people and saving countless lives. However, this practice can leave physical marks like certain scars.
Recently, a phenomenon related to these brands went viral on TikTok, where users from all over the world began sharing images of the same scar on their arm, wondering about its origin.
This interest found a response in Jorge Ángel nurse and Popular TikToker with nearly six million followers who explains that the aforementioned scar comes from the BCG vaccine.
In your last video on your account @enfermerojorgeangel explains that this vaccine is systematically administered in Latin American and Asian countries to combat tuberculosis, and is applied intradermally, forming a small ulcer that leaves the scar visible when it heals.
