Lay on your back with your knees bent and your feet flat on the ground. The curve of your spine should be flattened into the floor.
Now, you can move into a bridge position using your glutes by contracting and pressing down. These movements will help reduce lower back pain and incorporate low-impact movements into your day.
This video will show you more ways to reduce lower back pain.
You can find more ways to relieve lower back pain by watching this video. These are excellent exercises that you can do at your home to improve your back and spine health in the future.
Read more here: https://www.yellowbook.com/lrcontent/blog/1/alleviate-your-lower-back-pain-by-following-these-treatments/