Sciatica is a medical condition characterized by pain going down the leg from the lower back.[1] This pain may go down the back, outside, or front of the leg. Typically, symptoms are only on one side of the body. Certain causes, however, may result in pain on both sides.
respiratory quotient (RQ) the ratio of the volume of expired carbon dioxide to the volume of oxygen absorbed by the lungs per unit of time. Called also respiratory exchange ratio (above).
A breathing or respiratory rate is a measure of the number of full breaths taken in one minute. Full breaths are measured as the completion of one inhalation and exhalation cycle. Several factors impact breathing rates including exertion, lung capacity and overall respiratory health.