Complete subsequent reps starting from step 4.Lower your leg so that it is in contact with the leg on the floor.Keeping your legs fully extended, raise the top leg as high as you can without moving it forward or backward or rotating your hips.Raise yourself up so that your torso is no longer touching the floor, while maintaining ground contact with your hips.Position your elbow beneath your shoulder, and point your forearm in front of you with an open palm.Begin by lying sideways on the floor, with your legs fully extended.Rest 30 seconds Side Leg Raises – 30x (15 per leg) Complete subsequent reps starting from step 2, alternate legs.Bring your leg back down to a standing position with your feet shoulder width apart.
You have probably focused on or seen other people focusing on their glutes at the gym.