Revenue passenger miles. Revenue passenger miles (or RPM) measures demand for air transport. Itâs calculated as the number of revenue passengers multiplied by the total distance traveled. Itâs also called airline âtraffic.â. An increase in RPM is positive for an airline company. It means that more passengers are using their service.
Definition. An armpit lump is a swelling or bump under the arm. A lump in the armpit can have many causes. These include swollen lymph nodes, infections, or cysts.
A painful armpit lump may be a sign of Lymphadenitis. If you are in a lot of pain right now and canât get an immediate appointment with your doctor, there is one very simple treatment you can do that may just make that nasty painful armpit lump go away. Start taking increased doses of vitamin E supplements.