More than 1 in 3 adults in the United States are not getting enough sleep. That is not a minor inconvenience. Poor sleep erodes focus, mood, metabolism, and long-term health in ways that compound quietly over time. Before reaching for supplements or gadgets, the most effective place to start is the two to three hours before you close your eyes.

Set tomorrow up before tonight ends

One of the most underrated sleep habits has nothing to do with sleep itself. Spending 15 to 30 minutes in the evening preparing for the next day reduces the mental load you carry into bed. Laying out clothes, gathering your keys and wallet, packing a lunch, and clearing the kitchen sink are small actions that eliminate the low-level anxiety of an undone to-do list.

Writing that list out on paper is also worth doing. A five-minute brain dump of tomorrow’s tasks frees up mental bandwidth and reduces the circling, repetitive thinking that keeps people staring at the ceiling. Journaling about current stressors can serve a similar purpose. Putting concerns into words on a page creates psychological distance from them, which makes it easier to let go for the night.

Wind down like you mean it

The hours between dinner and bedtime shape your ability to fall asleep more than most people realize. Caffeine consumed as early as six hours before bed can disrupt sleep quality, so cutting it off after lunch is worth testing if sleep has been inconsistent.

Intense physical exercise in the evening raises both body temperature and heart rate, which works against the physiological wind-down your body needs to initiate sleep. Light movement like stretching, a short walk, or a gentle yoga session is fine, but it should wrap up at least an hour before bed.

Meditation is one of the more well-supported tools for sleep preparation. Mindfulness practice helps release accumulated tension and interrupts the anxious thought loops that tend to intensify at night. Even ten minutes of slow, focused breathing gives the nervous system a clear signal to downshift.

Music plays a role too. Soft, slow, lyric-free tracks can trigger hormonal shifts that promote calm. The key is choosing music that slows things down rather than energizes.

Build a sleep-specific routine

Screens are one of the more stubborn obstacles to good sleep. The blue light emitted by phones, tablets, and televisions suppresses melatonin production by signaling to the brain that it is still daytime. Swapping screen time for low-stimulation activities in the final hour before bed, such as reading a physical book, assembling a puzzle, drawing, or doing a crossword, supports the brain’s natural transition toward sleep.

Physical rituals matter too. A warm bath taken one to two hours before bed has been shown to support the body’s cooling process, which is part of how sleep onset works. Washing your face slowly and intentionally, brushing your teeth for a full two minutes with focused attention, and changing into comfortable sleepwear all function as behavioral cues that tell your brain the day is over.

Set the mood in your environment

Lighting is a lever most people ignore. Bright overhead lights in the evening keep the brain in daytime mode. Switching to dimmer lamps or amber-toned bulbs an hour or two before bed gives the body time to adjust. Aromatherapy using lavender or cedarwood, whether through a diffuser, a bath, or a few drops on a pillow, has shown some support for promoting restful sleep.

Bedroom temperature matters more than most people expect. A slightly cool room supports the body’s natural overnight temperature drop. A fan addresses both temperature and noise, since the white noise it produces can mask sounds that would otherwise interrupt sleep.

Once you are in bed

Lying in bed trying to force sleep rarely works. Shifting focus toward peaceful imagery, gratitude, or a calming mental narrative tends to work better than fighting wakefulness. Techniques like progressive muscle relaxation, where you slowly tense and release each muscle group from the feet upward, can help the body physically release tension.

If sleep has not come after about 20 minutes, getting up to do something quiet in dim light and returning to bed only when drowsiness returns is more effective than lying awake growing more frustrated.

Keeping a consistent sleep and wake schedule, including on weekends, protects the internal clock that governs all of it. Shifts beyond an hour in either direction can throw off the system in ways that take several nights to correct.

If a new routine does not move the needle after a few weeks, a conversation with a healthcare provider is the right next step. Underlying conditions can interfere with sleep in ways that habits alone cannot fix.