Videos » Exercise Encyclopedia » Rectus Femoris » Squat

Instructions

• Hold your trunk tight and keep your back straight
• Position the bar on your shoulders
• Keeping your back straight squat down
• Thighs should be parallel with the floor
• Do not let your knees go past your toes
• Lift the bar by almost fully extending your knees and hips

Muscles involved

• Gluteus maximus
• Rectus femoris
• Vastus lateralis
• Vastus medialis
• Vastus intermedius
• Adductor magnus
• Biceps femoris
• Semitendinosus
• Semimembranosus