Effects of Self-Stretching Posture and Segmental Stabilization in Patients With Chronic Low Back Pain

Participants will be submitted to a GSP in self-management postures weekly for 40 minutes session conducted by one one physical therapist, certified to use the technique (Stretching Global Active). The GSP will last for a period of 8 weeks. The protocol is based on the study of Lawand et al (2015) who used all postures global therapeutic stretching. The investigators will use six self-management postures in a standardized manner, each of which will last for 10 to 20 minutes.

The exercise protocol and criteria to increase exercise progression was previously described by Hicks et al (2005). It will be directed by a single therapist one to one session based on specific criteria (being able to maintain muscle contraction eight seconds during 30 repetitions in bilateral exercises or during 20 repetitions for unilateral exercises). Each session will be conducted weekly for 40 minutes.