Eyes fluttering closed as you read this? Wish you could take a snooze under your desk? If you’re having trouble falling asleep lately, you’re not alone. Some 42% of Americans average fewer than seven hours of sleep per night, according to a 2015 Gallup poll. And we feel it: Besides spending our days bleary, weary, and punked by brain fog, little sleep raises our risk for depression, colds and flu, and weight gain, not to mention high blood pressure, diabetes, heart attack, and stroke. “The good news is that poor sleep mostly comes from bad habits and lack of routine,” says neurologist Charles Bae, MD, a sleep medicine doctor at the Sleep Disorders Center at the Cleveland Clinic, “which means it’s usually easy to correct.” Get on the fast train to Zzzzsville by adopting these 30 healthy sleep habits. Sweet dreams!