Add Yahoo as a preferred source to see more of our stories on Google. WHEN IT COMES to training your lower back, it doesn't get more straightforward than back extensions. This old school classic is a ...

Add Yahoo as a preferred source to see more of our stories on Google. "As a fitness culture, and in society in general, we're afraid of spinal flexion," where the lower back is flexed into a C-shape, ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. It’s easy to almost ...

View post: Harvard Says It's Time to Rethink the Ab Exercise Almost Every Guy Has Done For men who want to look strong, few things say “I lift” louder than a wide, jacked back. Sure, sleeve-busting ...

Several studies describe that in addition to the thoracic and lumbar muscles, the Latissimus dorsi (LD) and hip extensors contribute during trunk extension performance. [28,30–33] These findings ...