Biomechanics: Instep & Side Foot Soccer Kick Naomi Shimabuku Becky Wong PE 483 Dr. Caster

Two Types of Soccer Kicks Instep Kick Instep Kick Kicking with the “laces” of your foot. Kicking with the “laces” of your foot. Side Foot Side Foot Kicking with the inside of your foot.

Instep Kick Phase One Phase One Planting one foot at the side of the ball Planting one foot at the side of the ball Kicking foot extended back Kicking foot extended back Phase Two Phase Two The swing through of the kicking foot to kick the ball with the instep of the foot The swing through of the kicking foot to kick the ball with the instep of the foot

Side Foot Kick Phase One Phase One Planting one foot at the side of the ball Planting one foot at the side of the ball Kicking foot extended back Kicking foot extended back Hips externally rotated Hips externally rotated Ankle facing inward Ankle facing inward Phase Two Phase Two The follow through of the kicking foot to make contact with the ball with the inside of the foot The follow through of the kicking foot to make contact with the ball with the inside of the foot

Phase Timing Analysis Instep Side Foot Phase 1 10 frames 9 frames Phase 2 25 frames 12 frames Absolute time Phase Absolute Time Phase

Relative Time Instep Side Foot 29%43% 71%57%

Video Kinematics: Instep Kick Joint Angle Measurement: Joint Angle Measurement: Hip starts off almost parallel to the ground and end up in an angle of about 30 degrees Hip starts off almost parallel to the ground and end up in an angle of about 30 degrees

Segment Inclination Segment Inclination knee is at about 28 degree angle and ends at about a 170 degree angle. knee is at about 28 degree angle and ends at about a 170 degree angle. Video Kinematics: Instep Kick

Greater Degree angle of knee back = greater distance and velocity. Video Kinematics: Instep Kick