Helpful tips on what to do when you’re feeling discouraged and in a Halo slump?
Try another Halo game, or become involved in a Halo community. I’m in one now called Epsilon Fleet. You might want to check it out.
Yeah, being in a group that plays well in team based maps like warzone and CTF really does get the Halo hype on track for me 
Put the controller down , open your blinds /drapes/shutters , clean your house /apartment/room /parents basement , step outside into the world and get some sunshine and exercise . , stop calling in sick to work , prep your scuba gear for a dive, play with your grandchildren/children/ nephews and nieces/ the neighborhood kids , go out and have an adventure in the world!
Pick up the forerunner saga by Greg Bear.
He wrote 3 interesting and entertaining books.
Rage- play more- repeat
Go for some of the campaign achievements with a friend!
After since the backward compatibility, i want to revisit reach together with the halo collection 
All for the trill of the story ones again!