Having trouble falling asleep is an experience many people (hi, there are 50 to 70 million of us ) know like the backs of our eyelids. You would think such a ubiquitous issue would have an equally ubiquitous solution — but alas, here we are. When it comes to getting a good night's rest, many of us are, well, in the dark.

Long-term sleep loss has severe ramifications on our health and well-being. "Not getting enough sleep impacts every facet of someone's life, from lowered immunity , disrupted digestion , and increased feelings of depression and anxiety to more long-term consequences such as increased risk of developing metabolic and heart disease ," says Kelly Murray , a certified pediatric and adult sleep consultant. Still, knowing that we need to sleep doesn't always help us get the job done (if only!).

Ahead, Murray and Abhinav Singh, MD , director of the Indiana Sleep Center and medical review expert at The Sleep Foundation , explain why so many people struggle to catch their zzz's — and offer seven tips for finally putting your mind to rest. Kelly Murray is a certified pediatric and adult sleep consultant. Abhinav Singh , MD, is the director of the Indiana Sleep Center and medical review expert at The Sleep Foundation .

Why Falling Asleep Can Feel So Hard We need to be calm, cool, and collected to power down our brains at night. But the truth is, many of us haven't shed the day's worries by the time we slide beneath the covers. " Mental and emotional stress are the m.