The phrase "a demanding exercise" is correct and usable in written English.
It can be used to describe an activity or task that requires significant effort, skill, or concentration.
Example: "Completing the marathon was a demanding exercise that tested my physical and mental limits."
Alternatives: "a challenging task" or "a strenuous activity."
Companies in this second category, which represents most of the companies that are likely to contemplate creating a strategic principle, face a demanding exercise.
The testing of innocuous, poorly soluble particulates in the fine and ultrafine size range is a demanding exercise because the toxic manifestation of particle-induced effects often requires long postexposure periods.
These results confirm the effects of hydrotherapy after a demanding exercise results in improvements in self-perceived fatigue.
The ball swing is a demanding exercise at first.
The performance of a demanding exercise can result in motor performance deterioration and depression of primary motor cortex excitability.
However, the study with such a demanding exercise is only possible in motivated subjects.
But a physically demanding exercise called Surya Namaskar does appear to be an ancient Indian practice described in many non-yoga manuscripts.
Identifying models of this scale accurately is a time consuming and demanding exercise.
Its goal is to find simple ways of deciding whether an athlete whose heart is huge has a dangerous condition that can lead to sudden death or whether the enlarged heart is a normal adaptation to strenuous, demanding exercise that allows people to perform at elite levels.
Participants were also asked to avoid demanding exercise or energy drinks that might had an influence on the study outcomes.
Check with a doctor that you are fit and healthy enough to start this physically demanding exercise.
