The thing I’ve found that helps the best with anxiety for me is getting involved and volunteering. It helps move the margin a little and makes me at least feel like I’m at least taking action to help. Easiest place to start is with a casual reminder to any dem-leaning friends, family, etc. to make sure they get out and vote
Then there’s plenty of online and in person volunteering thing out there too. Here’s one site that lists a some of the opportunities around you both in person and online