This is a great one for those that have trouble firing up the glutes. Also perfect for those that find they get a sore back during the standard version of the exercise.
You should feel all the effort coming from the glutes and not from the lower back.

B.Sp.Ex.Sc.,M.Physio.,Cert.Spinal.Man.Tpy., APAM
Andrew Clark is a father of 3 and the owner and principal physiotherapist at Clinical Physiotherapy, St Ives. He graduated with a Masters degree from the University of Sydney in 2010 and has since had 10 years experience working in musculoskeletal private practice. He has undergone extensive professional development and has experience treating a wide variety of patients and musculoskeletal conditions.