The phrase "a number of exercise" is not correct in written English.
It should be "a number of exercises" to refer to multiple instances of exercise.
Example: "The teacher assigned a number of exercises for homework to help students practice their skills."
Alternatives: "several exercises" or "multiple exercises".
A number of exercise routines can also be found on the website.
A number of exercise intervention reviews have been published over the years [ 8- 10].
By providing a number of exercise alternatives, it was hoped that exercise routines would become habitual by the end of the 6-week program.
At the molecular level, endothelial regulatory substances such as endothelin-1, a potent vasoconstrictor, and interleukin-6 (IL-6), a proinflammatory cytokine, have been measured in a number of exercise training studies [ 9– 11].
The three elements of TPB are important in influencing intention, as confirmed by a number of exercise studies among older adults (Dean, Farrell, Kelley, Taylor, & Rhodes, 2007; Rhodes et al., 1999).
A randomized clinical trial has demonstrated greater improvements in a number of exercise tests in the group of COPD patients (GOLD stages III and IV) trained on the WBV platform compared to a group that was conventionally trained [ 6].
In recent years, Russian forces have carried out a number of exercises simulating an amphibious assault on Gotland.
Then Carroll makes Ebner perform a number of exercises: walk heel-to-toe, touch her nose, look here, look there.
He further authorised the regiment to conduct training with the 7th Division and a number of exercises were conducted.
He trained the division hard, organising a number of exercises to improve the effectiveness of his troops, and to familiarise himself with armoured warfare.
The squadron continued to train as an air-portable unit, and participated in a number of exercises to prepare for its new duties, including reconnaissance of enemy positions and counter-attacking enemy infantry and armour.
