1. I'm not happy about this. 2. I'm sorry, but this is unacceptable. 3. I'm not very satisfied with... [ex. this product / this situation] 4. (informal) I can't stand it when... [ex. the internet is slow] 5. (informal) This sucks.
Receive deep tissue work or massage to improve blood flow
You probably developed this pain from overworking, so treat yourself to a high quality massage! This may break up scar tissue to facilitate healing when the issue is new within the first six weeks. A physical therapist may also perform this technique.