Lower bar as far as possible, keeping tight grip. Curl bar as high as possible. Do not let forearms raise up. Inhale up, exhale down. Squat until upper thighs are parallel to floor.
Place wrists over knees.
Lower bar as far as possible, keeping tight grip. Curl bar as high as possible. Do not let forearms raise up. Inhale up, exhale down. Keep arms straight, elbows locked.