Who was the most supportive sibling on Friends?

Friends is a popular American television sitcom that aired from 1994 to 2004. The show revolves around six friends, Ross, Rachel, Joey, Chandler, Monica, and Phoebe, who live in Manhattan. Throughout the show, we meet various siblings of the main characters, and some are more supportive than others.

Based on the interactions and storylines on the show, the most supportive sibling on Friends is undoubtedly Monica's older brother, Ross. Ross and Monica have a close relationship, and he is always there for her when she needs him. Ross is supportive of Monica when she is struggling with her weight, and he even steps in to help her when she is having trouble getting pregnant.

While the other siblings on Friends have their moments of support, none come close to the unwavering support that Ross provides for his sister Monica throughout the show.