The Elemind headband promises to help you fall asleep faster. This is what happened when I put it to the test for a nap.

We asked sleep experts and people who struggle with sleep to put this technique to the test. The results may surprise you.

The first uncomfortable truth of sleep is this: We can’t get to sleep, we can’t life-hack our way to sleep, and we can’t will our way to sleep. Instead, we fall asleep much like we fall in love or ...