Associated with the building of athersclerotic deposits in the arteries. Lumbar Pertaining to the lower back, defined by tire five lumbar Vertebrae, just above the sacrum. Maintenance load The intensity, duration and frequency of exercise required to maintain an individual's present level of fitness. Max V02 See maximal oxygen uptake. The highest heart rate of which an individual is capable.
Maximal oxygen uptake The highest rate of oxygen consumption of which a person is capable.
Usually expressed in milliliters of oxygen per kilogram of body weight per minute. Also called maximal aerobic power, maximal oxygen consumption, maximal oxygen intake. Maximal tests An exercise test to exhaustion or to levels of oxygen uptake or heart rate that cannot increase further with additional work loads. See graded exercise test. The minimum amounts of protein, vitamins and minerals considered necessary to maintain health.