The phrase "a vigorous level" is correct and usable in written English.
It can be used to describe a strong or energetic degree of something, such as performance, activity, or engagement.
Example: "The team demonstrated a vigorous level of enthusiasm during the project presentation."
Alternatives: "a high degree" or "an energetic level".
They were asked to rate the sporting activity of their children, how much time a day they spent playing outside, on how many days a week they were physically active on a moderate to vigorous level for at least 60 minutes a day, the frequency of consumption of soft drinks at school and at home, and whether they had breakfast before school.
The secondary aims are to investigate: (a) if the exercise programme leads to an improvement in muscle strength, and (b) if the exercise programme leads to an increase in the amount of moderate and vigorous level physical activity undertaken by adolescents and young adults with Down syndrome.
It monitors the frequency and duration spent in sedentary, moderate and vigorous level activity.
Vigorous level was set at AEE > 0.10 kcal.kg-1.min-1 or PAR > 6.0, reflective of activities at a high level of exertion in the standing position.
Substantial (k > 0.6) agreement was found when assessing reliability among persons who were categorized at the vigorous level of physical activity.
Also a recent study using accelerometers indicates that the amount of physical activity at moderate and vigorous level is low among patients with FM when compared to healthy individuals [ 22].
Evidence indicates that only moderate to vigorous level of load-bearing physical activity can affect bone density in important sites such as the hips, a vulnerable site for osteoporotic fractures [ 43, 44].
Due to the limited observations from the GT3X at the vigorous level, it was not possible to ascertain the pattern of differences between the two measurements from the Bland-Altman plots for this level of activity.
If the energy expenditure per week reached 1500 calorie during the past 3 days or 3000 calorie during the last 7 days, they classified as vigorous level of physical activity [ 23].
