The effect of stretching on range of motion is believed to rely upon an increased tolerance to stretch. This suggests, that pain modulation has significance in regards to the effect of stretching.

Given that there may be differences in the way men and women perceive a painful stimulus, this suggests that there may be potential gender differences in the tolerance to stretch following stretching.

Inclusion Criteria:

• Absence of any pain or other conditions which might affect the somatosensory system and pain perception

Exclusion Criteria:

• Substance abuse, History of neurological or mental disabilities, Lack of ability to comply with instructions, Delayed onset of muscle soreness

Healthy male and female volunteers between the ages of 18 to 45 are eligible for participation.

IPD (range of motion, PPT and Torque data) will be shared upon request