BACK PAIN 101: Why Your Muscles "Rebel" After Yard Work That sudden sharp pain after a weekend of physical activity? Here's what's happening inside your back. THE MECHANISM: Soft tissues supporting your spine - muscles and ligaments - get overstretched, torn, or strained from: Lifting heavy objects with a twist Hours of poor posture at your desk Repetitive movements your body isn't conditioned for Looking at this real cadaver dissection of the right side of the back (trapezius and latissimus dor

Who likes a strong erector? The “erector spinae” are a group of muscles that span the entire length of our spine from the base of our skull down to our sacrum. They are named “erector” because they help to keep our spine… erect. The muscles being targeted in this video are the spinalis (closest to the spine), longissimus, and iliocostalis (farthest from the spine). Other accessory muscles will be involved as well. The main point of this video is to highlight that people like to cheat by using th