Women in the equipment training group receive a home exercise program they can continue at home, but without follow-up until after six months Visit 4 six months after end of treatment Clinical examination: Functional assessment of the back, manual balance test, muscle strength of the back extensors, hand grip strength with JAMAR, pain drawing, back pain measured with VAS scale and Borg CR-10. EQ-5D, Qualeffo-41, SF-36, Spirometry, Weight and height. Falls frequency. Assessment of spinal curvature. Use of drugs and analgesics.