Sentences with phrase «lumbar erector muscles»

This could be caused by a number of things... using too much weight, weak lumbar erector muscles, letting the hips rise faster than the shoulders, a poor basic deadlift technique or failing to establishing a good first pull (deadlift) before transitioning to the second pull (the jump).

Not exact matches

It lies superficial to many muscles, including: the lumbar and thoracic spinal erectors, serratus posterior inferior, and the posterior attachments of the internal / external obliques and serratus anterior.

In this super ab routine, you will target all areas of the mid-section: rectus abdominus (the six pack), internal and external obliques, transverse abdominus (the deep muscle that act as a corset pulling in your lower belly and supporting your lower back), erector spinae muscles (muscles which line the spine) and lumbar muscles (muscles of the lower back).

In the horizontal back extension, erector spinae muscle activity was greater in maximal lumbar and hip extension than in neutral.

Furthermore, when considering several studies, the lumbar erector spine at the region L3 — L4 appears to display 64 — 73 % type I muscle fibers in males, and between 63 — 70 % type I muscle fibers in female individuals (Mannion et al. 1997; 2000; Sirca et al. 1985; Crossman et al. 2004; Jorgensen et al. 1993).

The erector spinae displays a greater proportion of type I muscle fibers than type II muscle fibers, with type I muscle fiber proportion ranging between 63 — 73 % and 62 — 74 % in the lumbar and thoracic regions, respectively.

The prone trunk extension (superman) exercise is an effective exercise and displays very high levels of erector spinae muscle activity when performed with maximum lumbar extension.

Comparing the effect of load, Vigotsky et al. (2014) explored the muscle activity of the lumbar (at L3) and thoracic (at T9) erector spinae during the good morning exercise performed with varying relative loads (50 — 90 % of 1RM).

Assessing the effects of upper or lower body movement, Kim et al. (2015) explored erector spinae muscle activity during isometric hip extension exercises performed with either the upper or lower body moving and with either neutral or maximal lumbar and hip extension.

Lumbar erector spinae muscle activity appeared to increase with increasing load, between 50 — 60 % of 1RM.

Initially, this fear may look sensible: lifting several hundred pounds off the floor — levying all the pressure on the back, especially on the erector spinae and low - back muscles — would result in a lumbar and thoracic disaster.