Helping a loved one with cancer is really tough, especially when it's family. This Reddit user had to say no to her sick sister's request and turned to the internet for advice to see if she made the right choice.
Your sister insisting your hair is the only hair on earth that she can get a wig from is ridiculous, and your mother is enabling her. Brainjacker / Reddit
Your sister can get a wig from anywhere. She doesn't need your hair. She just doesn't want you to have it. She feels bad about losing her hair, and she wants you to feel bad, too. Watch out for ambush scissors attacks. Actual-Hamster4692 / Reddit
As a cancer survivor who lost some hair in the process, NTA. You shaving your head wouldn’t give her back her hair, it just makes both of you miserable. That’s not help or support. readthethings13579 / Reddit
While this is a scary illness, why do you have to drop even school to just sit around while she's in surgery? It is too much and could lead to resentment. Immontes / Reddit