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.
So, how long does mono last? Hopefully you see that it really depends on when it is detected and knowing those warning signs are the best way to get help. Once you are undergoing the necessary treatments mono usually lasts for about a month but has been known to last up to 6 months in some rare cases.