AU - loffi, hamidreza AU - ebrahimi atri, ahmad AU - hashemi javaheri, ali akbar AU - norouzi, kazem TI - Comparison of two aquatic exercise therapy protocols on disability and pain in the middle- aged men with chronic low back pain PT - JOURNAL ARTICLE TA - jap JN - jap VO - 6 VI - 3 IP - 3 4099 - http://jap.iums.ac.ir/article-1-5201-en.html 4100 - http://jap.iums.ac.ir/article-1-5201-en.pdf SO - jap 3 AB  - Aims and Background: the aim of this investigate was to compare two aquatic exercise therapy protocol on pain and disability in the middle – aged men with chronic low back pain. Materials and Methods: in this semi – experimental study, 36 middle-aged men who suffer from chronic back herniated disc are chosen and divided into 3 equal groups: experimental group1 (walking in water n=12), experimental group2 (laying backward on the water n=12) and control group (n=12). Experimental groups did the aquatic exercise therapy program that included of 24 sessions in 6 weeks and 4 sessions per week for 45-60 minutes. The mean score of pain and disability of these individuals respectively registered by VAS index and questionnaire of “oswestry disability” before and after the intervention were measured. Data were analyzed by paired- samples t-test and one-way analysis of variance at a significant level of P CP - IRAN IN - LG - eng PB - jap PG - 64 PT - Original YR - 2015