<ul>
<li>Stand facing a cable machine with your feet shoulder-width apart.</li>
<li>Attach a single handle to the low pulley on the cable machine.</li>
<li>Grasp the handle with an underhand grip (palm facing up), positioning your elbow close to your torso.</li>
<li>Take a small step back to create tension in the cable and ensure your arm is fully extended.</li>
<li>Keep your upper arm stationary and curl the handle towards your shoulder by bending your elbow.</li>
<li>Continue curling until your bicep is fully contracted and the handle is close to your shoulder.</li>
<li>Slowly lower the handle back to the starting position, fully extending your arm.</li>
<li>Perform the desired number of repetitions, then switch to the other arm.</li>
</ul>
<p>&nbsp;</p>