Heavy use of psychotropic drugs and narcotics makes it difficult to exercise, wake for morning formation and attend classes, soldiers and health care professionals said.
However, patients with low back pain may have significant pain that limits their physical capacity, making it difficult to exercise [ 10].
Being a smoker or drinking alcohol makes it difficult to exercise.
I had no muscle and a ton of body fat, making it difficult to do any sort of complex exercise.
Before Mary Ann Oklesson, a Manhattan magazine publisher, had both hips replaced a few years ago, the pain of arthritis made it difficult to walk, exercise or even climb into a taxi.
With the exception of one well-designed study [ 13], however, the studies included other interventions that made it difficult to evaluate the effects of exercise.
(Fireman) Long, time-consuming exercises made it difficult to have enough time for monitoring and evaluating.
This, combined with the time-sensitive nature of the post-exercise measures, made it difficult to test additional muscles.
