Isometric exercise
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An isometric exercise is an exercise involving the static contraction of a muscle without any visible movement in the angle of the joint. The term "isometric" combines the Greek words isos and -metria
The 'plank' is a type of isometric hold which can intensively activate the body's core musculature.
The 'side plank' is a variation designed to strengthen the oblique muscles.
As this weight lifter completes his lift he will combine dynamic leg movement with an isometric holding of the barbell.
The jumper on the left performs a distinctive isometric press, primarily by applying downward pressure onto his bent rear leg. This acts as a means of preloading the muscles prior to engaging in a jump from standing. The jumper to the right of him is mid-flight.
The abdominal external oblique muscle is the largest and outermost of the three flat abdominal muscles of the lateral anterior abdomen.
Isometric exercise
…is a type of isometric hold which can intensively activate the body's core musculature. The 'side plank' is a variation designed to strengthen the oblique muscles. An isometric exercise (also known as static exercise) is an exercise involving the static contraction of a muscle without any visible movement in the…
Muscles of the trunk.
External abdominal oblique muscle. Anterior abdominal wall. Deep dissection. Anterior view.