Differences Between College, Professional and High School Football Fields. The number one difference between high school and college/pro football fields is the goal post. The width of the goal posts are 23 feet, 4 inches for high school as compared to 18 feet, 6 inches for college and pro ranks. All goal post are 10 feet from the ground.
Nerve blocks around the knee are most commonly thought of as a form of anesthesia and postoperative pain management for knee surgery, but practitioners should also keep this option in mind for refractory chronic knee pain.
A nerve block relieves pain by interrupting how pain signals are sent to your brain. It is done by injecting a substance, such as alcohol or phenol, into or around a nerve or into the spine. Nerve blocks may be used for several purposes, such as: 1  To determine the source of pain. 2  To treat painful conditions.