Could you list the gear you have? We can check how suitable it might be and suggestions for upgrades.

It may seem like a silly questions, but are you making sure to stay out of AoE's? And how much do you know about the mechanics?

Sometimes not all mechanics have telegraph that are obvious and can have insta kill. Eg. Meteor seems to be one that catches people off guard in LoTA and often usually see at least 1 deaths.