Joel's medical condition in the HBO show is actually canon thanks to The Last of Us Part 1 Remake

The Last of Us game addresses the issue from episode 6 in a very subtle way

HBO's Live-Action 'The Last Of Us' Series Confirms Race-Swap For

The Last of Us' changed Bill and Frank's story, here's why

HBO Announces Season Two of 'The Last of Us' Will Replace Joel

The Last Of Us' Restarts The Great 'Was Joel Right?' Debate

Last of Us' Episode 6 Makes an Overlooked Game Easter Egg Into Canon

New The Last of Us trailer teases Clickers, Riley & the hospital

Joe Manganiello - Wikipedia

Last of Us season 1 ending: Did Joel do the right thing? - Polygon

The Last of Us HBO: Joel Was Right Mostly - IGN

It Doesn't Matter If Joel's Panic Attacks In The Last Of Us Are Canon

The Last Of Us Co-Director Had One Rule For Changing Game Canon On

The Last of Us' Trailer: HBO Series First Look at Joel and Ellie