<ul>
<li>Lie flat on your back with your legs extended and arms at your sides.</li>
<li>Keep your lower back pressed against the floor.</li>
<li>Engage your core muscles and slowly lift both legs off the ground until they form a 90-degree angle with your torso.</li>
<li>Ensure your legs are straight throughout the movement.</li>
<li>Hold the position briefly at the top.</li>
<li>Slowly lower your legs back down to the starting position without letting them touch the floor.</li>
<li>Repeat the movement for the desired number of repetitions.</li>
<li>Maintain controlled and smooth movements to avoid straining your lower back.</li>
</ul>