Go get a job, a warehouse job will force you to focus on things other than physics but any job is good. Also go to the gym, it won't help with your mind racing

Go get a job, a warehouse job will force you to focus on things other than physics but any job is good. Also go to the gym, it won't help with your mind racing per se, but it will make everything else better. I don't want to sound snarky, but I think I ought to mention that this actually works.