Many myths exist when it comes to getting a good night’s sleep. One being that we need less sleep as we grow older or that anyone who has difficulty sleeping must be suffering from insomnia. But perhaps the biggest myth is that we sleep solely to rest our bodies. In reality, though, a lack of quality sleep can lead to depression, high-blood pressure, heart disease, type 2 diabetes, grumpy moods, lowered testosterone and even weight gain. “Yes, when we sleep we rest a tired body,” said Dr. Kurtis Kielesz...