Recognize your bedtime window
The timing of your bedtime window depends on your sleep-wake rhythm. Observe the signs of tiredness in the evenings (yawning, drowsy feeling, nodding off). Try to learn to recognize the sensations in your body that indicate your bedtime window is opening. Pay attention to the time these signs usually rise. Do you see a pattern? You can use Nyxo's bedtime window estimate as an aid but concentrate especially on the bodily signs of tiredness.
Are you having problems falling asleep quickly? Could the reason be you are trying to go to sleep outside your optimal bedtime window?
In this habit, it is enough to learn to notice the signs telling your optimal bedtime is approaching. Later on, well come back to tips that will help you keep your bedtime consistent and adjust your sleep-wake rhythm if necessary.