abdominal muscle

He called his system of exercise “Contrology,” focusing on breathing, the postural muscles of the back and the abdominal muscles we think of as the “core.”

That’s been difficult lately because of hip and abdominal muscle injuries that limited him to 20 matches, and a 9-11 record, over the past 20 months.

While pushing through five matches in the first two days with Flint, Scoles strained an abdominal muscle.

Their vocal cords did not close, and their abdominal muscles did not contract, as they normally do during exhalation for vocalization.

The researchers found that the large-muscle group's heart-disease risk was as much as six times higher than the group of men with the smallest abdominal muscle area.