If a person is angry with the U$ Healthcare_System, as a result of a botched surgery or other issues, a seething level of rage can grow.
https://en.wikipedia.org/wiki/Healthcare_in_the_United_States#Health_insurance_and_accessibility
https://en.wikipedia.org/wiki/Healthcare_in_the_United_States#Overall_system_effectiveness
Unfortunately, if a person is experiencing constant back-pain and frustrated with the US Healthcare_System, such a person could go over the edge and take a violent course of action.
https://www.washingtonpost.com/business/2024/12/11/luigi-mangione-back-pain-healthcare-shooting
https://thedigitallabyrinth.blogspot.com/search?q=US+Healthcare+System