"Flexibility issues" refers to problems or difficulties related to a person's ability to be flexible in their thinking, actions, or physical movements. It implies a lack of adaptability or a tendency to be rigid or inflexible. Full definition
So, if flexibility issues are severe, it's best to take care of that outside with a properly trained professional. (strengthsensei.com)
It especially helped me improve some of my shoulder flexibility issues. (neatstrength.com)
Assuming there are no mobility or flexibility issues with the wrist, a cue to fix the problem could be to imagine to balance a coin on the elbow without letting it drop or to imagine to have pointers in the elbow which point straight ahead and have to remain pointing straight - ahead throughout the lift. (christianbosse.com)