Increase voluntary elbow flexion repetitions before exhaustion.
Exercise Muscle Soreness Muscle Strength
Treatment Time (seconds)
Irradiance/Power Density (mW/cm^2)
Power is 200 mW, irradiance is unknown
1 treatment 3 min. before exercise
Infrared 700-1400 nm
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LLLT increased number of repetitions by 14.5%, and increased elapsed time before exhaustion by 8%. LLLT decreased post-exercise lactate, creatine kinase activity, and C-reactive protein levels. LLLT decreased time to recovery.