I am not very far in FO4 and have died dozens of times. Not because of difficulty but mostly because my stupid dog keeps setting off mines, turrets, and opening every door I close.
I have tested repeatedly, if I enter a room Dogmeat will franticly find every door, open all of them, and aggro everyone to me, all the while knocking everything all over. I have not had a single indoor encounter where he did not do this