Air speed is defined as the speed of an airplane with relation to the air, as compared to regular speed, which is the speed relative to the earth. In 1968, according to the Guinness Book of World Records, a record airspeed of 2,070.102 mph (925 m/s) was achieved by a Lockheed YF-12A.
Physical therapy sessions typically last 30â60 minutes each, from one to many times a week, depending on why a person is receiving therapy. As you make progress, your visits may change in length and frequency. You'll learn new techniques to help continue your healing.
The degree of relief varies from person to person. It is also related to the technique with which radiofrequency is applied by the therapist physician. In general, the analgesic result lasts from 6 to 18 months, while in some patients it may last up to 3 years. When pain reccurs, the treatment can be repeated. More than 70% of patients to whom radiofrequency facet joint denervation is applied, experience significant to total relief.