Abstract
Objective: To compare the effectiveness of conventional physical therapy with and without low level laser therapy on pain and functional disability in patients with trigger point of upper trapezius.
Methodology: This single blind randomized control trial was conducted at Health Care Physiotherapy, Sports, Spine & Rehabilitation Center, Faisalabad, Pakistan. Patients were placed into 2 groups using computer generated randomization sheet. Patients in group 1 were treated with low-level laser therapy with conventional physical therapy, while group 2 patients received only conventional physical therapy. Outcome measures were Numeric Pain Rating Scale and Neck Disability Index. SPSS version 21 was used for data analysis.
Results: Out of 62 patients, 12(19.35%) were male and 50(80.65%) female. There were 31 patients in each group. Mean age in the group was 27.81+7.72 years. There was statistically significant difference among two groups with respect to any parameter (p<0.05).
Conclusion: Conventional physical therapy with low level laser therapy was found more effective in reducing pain and functional disability in patients with trigger point of upper trapezius.

Key words: Intramuscular, trapezius, trigger points.