The phrase "a demanding activity" is correct and usable in written English.
It can be used to describe an activity that requires a lot of effort, skill, or concentration.
Example: "Training for a marathon is a demanding activity that tests both physical and mental endurance."
Alternatives: "a challenging task" or "a strenuous endeavor."
Management of the tendering phase of the public contract lifecycle is a demanding activity with often irrevocable impact on the subsequent realization phase.
"I didn't know that being a trainer was such a demanding activity," said Khalid, 15. "But I am happy.
Carer burden is conceptualized as a demanding activity, or a negative reaction to activities related to caring for the patient [ 11, 12].
Also, this is a demanding activity so it is important your dog is fit and well muscled to avoid injuries.
Jumping is a demanding activity and your ability to do it will improve if your muscles are stronger.
Don't get involved in a demanding activity like being the president of the PTA or volunteering to help your friend remodel her entire home if your heart isn't in it.
The susceptibility for developing WMSD or injury is related to the difference between the demands of work and the worker's ability to perform a demanded activity.
Engineering simulation is essential to modern engineering design, although it is often a computationally demanding activity which can require powerful computer systems to conduct a study.
Femoroacetabular impingement (FAI) is a morphological abnormality of the hip joint that causes pain when performing a mechanically demanding activity of daily living such as the sit-to-stand (STS) task.
Obstetric work generates important subjective and objective mental stress and is perceived as a physically demanding activity by obstetricians.
Transporting patients in hospital beds is a physically demanding activity performed by healthcare workers and bed design may moderate the risk of injury.
