Easier said that done and easy for me right now to "preach" to you because I'm in an ebb of stress. But when you can't remove stress altogether you put focus on all of the other things. Get enough sleep. Get moderate activity (walk the dog etc, nothing high intensity). Eat whole, nutrient dense foods. Take as much time for yourself as you can to decompress.
So you can't get rid of stress but you can remove all the other "stressors" on your body which means that your body is much more able to cope with whatever stress load you have at the time.
As Melissa teaches, you have a