Here’s What That Extra Shoelace Hole Is Actually For (VIDEO)

This is a great tip for all you runners and joggers out there.

If you’re sick and tired of coming home with blisters on the back of your heels after a long trek, you can easily prevent them with a “lace lock” or “heel lock.”

It may seem like this method causes discomfort, but according to the video above, it helps keep the ankle and heel area tight without suffocating your entire foot.

How come we were never taught this technique before?