These exercise are designed to increase strength of the muscles to produce spinal extension.
Spinal extension is performed in tasks such as i.e. sitting and standing upright, rising from a bent over position or holding yourself in a bent over position such as ironing, washing dishes etc.

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.