The Best Bedtime Routine for Deep Sleep
Good sleep doesn't start when your head hits the pillow — it starts an hour or two before. The habits you build in the lead-up to bed have an enormous influence on how quickly you fall asleep, how deeply you sleep, and how refreshed you feel in the morning. Here's how to build a bedtime routine that actually works.
Why Routines Matter for Sleep
Your brain is a pattern-recognition machine. When you repeat the same sequence of behaviours each evening, your brain begins to associate those behaviours with sleep. Over time, the routine itself becomes a powerful sleep trigger — your body starts preparing for sleep before you've even turned off the lights.
This is why consistency is the foundation of any good bedtime routine. It's not about doing everything perfectly every night; it's about building reliable signals that tell your brain: sleep is coming.
The Ideal Bedtime Routine: Step by Step
90 minutes before bed: Change your light environment
This is the single most impactful thing you can do. Dim or switch off overhead lights and replace them with warm, low-intensity lighting. Better yet, switch to red light. Red wavelengths don't suppress melatonin the way blue light does, so your body can begin its natural wind-down process on schedule.
The Night Switch™ by Circadian Sleep is designed for exactly this moment — providing the optimal red light wavelength to support melatonin production and signal to your circadian rhythm that the day is done.
60 minutes before bed: Put down the screens
Phones, tablets, laptops, and TVs all emit blue light that suppresses melatonin and keeps your brain in a stimulated state. The content itself — news, social media, emails — also activates stress responses that make it harder to unwind. Set a screen cutoff and stick to it.
If you need something to do, try reading a physical book, journalling, light stretching, or listening to calm music or a podcast.
45 minutes before bed: Wind down your mind
Anxiety and racing thoughts are among the most common causes of difficulty falling asleep. Use this window to actively decompress:
- Journalling — write down tomorrow's to-do list to offload mental clutter
- Gentle stretching or yoga — releases physical tension and activates the parasympathetic nervous system
- Breathing exercises — try the 4-7-8 method: inhale for 4 counts, hold for 7, exhale for 8
- Reading fiction — engages the imagination without stimulating stress or problem-solving
30 minutes before bed: Prepare your sleep environment
Your bedroom should be cool, dark, and quiet. The ideal sleep temperature is around 18–20°C — your body temperature naturally drops during sleep, and a cool room supports this process. Use blackout curtains or an eye mask if needed, and consider earplugs or white noise if your environment is noisy.
15 minutes before bed: Your final wind-down
This is the time for your most calming habits — a warm shower or bath (the subsequent drop in body temperature promotes sleepiness), herbal tea, or simply sitting quietly. Avoid anything stimulating: no intense conversations, no checking your phone, no late-night snacks high in sugar.
What to Avoid in the Evening
- Caffeine after 2pm — caffeine has a half-life of 5–6 hours and can still be active in your system at bedtime
- Alcohol — while it may help you fall asleep, it significantly disrupts sleep quality in the second half of the night
- Intense exercise within 2 hours of bed — raises core temperature and cortisol, both of which delay sleep onset
- Large meals late at night — digestion competes with sleep and can cause discomfort
Consistency Is Everything
The most important thing about a bedtime routine isn't what's in it — it's how consistently you follow it. Even a simple 30-minute routine, done at the same time every night, will produce better results than an elaborate routine done sporadically.
Start with one or two changes — changing your light environment and putting your phone down — and build from there. Your sleep will improve, and so will everything that depends on it.