The project consists of studying the differences between neural gliding techniques of the sciatic nerve and passive stretching of the hamstring muscles in football players.

Study of hamstring shortening in football players through passive muscle stretching and the use of the neurodynamic technique of longitudinal sliding of the sciatic nerve.

Inclusion criteria:

• Footballers with shortening of the hamstring musculature.
• Age between 16 and 18 years.
• Subjects who agree to participate in the study.

Exclusion criteria:

• Subjects with significant nerve involvement.
• Subjects with scars or wounds affecting the assessment.
• Subjects with muscle injuries in the lower limb.
• Subjects with herniated discs or chronic acute low back pain.
• Subjects with pain or paresthesia in the lower limbs.

Men only.

Masked participants. Masked data analyst.