And that's a good thing? Sure, these games ease anxiety. So do opiates. Every minute spent playing addictive drivel like Candy Crush is a minute spent not exercising, learning, or bonding with fellow humans.
Try not to play for 30 days and report back with your findings. I think you are underestimating the amount of time you spend on this filler activity.
Quitting gaming altogether wouldn't have many benefits in my case. I only play on weekends, and usually less than an hour per day. It's not that I'm boasting about a lack of filler activities in my life. I have them. They're just elsewhere.