It's important to maintain the natural curves in your spine to prevent lower back strain. Common problem: Lumbar flexion in the deep...

In bilateral deficit, maximal contraction of both limbs is lower than the sum of the forces produced by the left and right limbs separately.

Here are some tips to help you get the most out of your glutes muscles during back extension exercise

1. The order of exercise movements In designing exercises for the abdominal muscles, first, the lower abdominal muscles should be...