Work of breathing Work of breathing Work of breathing (WOB) is the energy expended to inhale and exhale a breathing gas. It is usually expressed as work per unit volume, for example, joules/litre, or as a work rate (power), such as joules/min or equivalent units, as it is not particularly useful without a reference to volume or time. It can be calculated in terms of the pulmonary pressure multiplied by the change in pulmonary volume, or in terms of the oxygen consumption attributable to breathing. In a normal resting state the work of breathing constitutes about 5% of the total body oxygen consumption.
The Beast Is G Unit the project stand out sonically from the pack." The EP debuted at number 27 on the "Billboard 200", selling 18,542 copies in its first week. The Beast Is G Unit The Beast Is G Unit is the second extended play (EP) by American hip hop group G-Unit. The EP was released on March 3, 2015, by G-Unit Records. "The Beast Is G Unit" received positive reviews from music critics. Homer Johnsen of HipHopDX said, "The G-Unit sound has changed for the better. There is no one specific musical style that they emulate, which is both refreshing, and interesting from a