The phrase "an initial exercise" is correct and usable in written English.
It can be used when referring to a preliminary task or activity that is meant to introduce a concept or practice a skill.
Example: "Before diving into the main project, we will start with an initial exercise to warm up our skills."
Alternatives: "a preliminary task" or "a starting activity."
As an initial exercise the techniques have been applied to predict the noise radiation from a coupled system composed of two plates welded at right angles.
Our intention was to provide an initial exercise into infectious disease modeling for AI transmission in the context of US broiler farms, and in doing so, we hope to encourage additional data collection and research in this area of relevance to industrial scale food animal production, which is increasingly practiced around the world.
As an initial exercise, default values for pollutant half-life and landscape terrain were first specified.
Intensity of aerobic exercise ranged between an initial exercise intensity of 65% heart rate maximum to, and upward of, 85% heart rate maximum.
Subjects then performed 30 minutes of continuous aerobic exercise in the target heart rate range based upon an initial exercise prescription developed by the investigators.
Intensity of the prescribed aerobic exercise varied between an initial exercise intensity of 35% HR maximum to an upward maximum of 85% HR max.
J.P. Morgan Chase switched to $175,000 in common stock equivalents from $85,000 in stock and options with a total initial exercise of $85,000.
On the 2 experimental trials (visits 4 and 5), participants performed prolonged (∼2 h) continuous cycling exercise after an initial incremental exercise test and 1 h of rest.
The primary aim of the proposed pragmatic randomised controlled trial is to compare the effectiveness and cost-effectiveness of a novel rehabilitation strategy, consisting of an initial home exercise programme followed by higher intensity outpatient exercise classes, to usual rehabilitative care in people undergoing primary TKR for OA.
Successful initial exercise adaptability is a key step in an elite racehorse's career and our work seems to suggest that it has more influence than variables related to training intensity and racing intensity on exercise-related injury occurrence.
The aim of the proposed clinical trial is to investigate the clinical and cost effectiveness of a novel rehabilitation strategy, consisting of an initial home exercise programme followed, approximately six weeks later, by higher intensity outpatient exercise classes.
