Reading Before Bed: Does It Help You Sleep, and Do Screens Matter?

Reading before bed is one of the oldest wind-down habits there is, and for most people it works well. The catch is what you read on, how bright the light is, and whether the book keeps you up past your bedtime. This guide covers why reading can help you sleep, what the research says about paper books versus screens, how to set up your reading light, what to read, and what to do if a page-turner keeps you awake.

The short answer: reading a printed book in soft light is a sensible part of a bedtime routine, and the Sleep Health Foundation lists quiet reading as a relaxing activity for the hour before bed. In one controlled study, reading on a light-emitting tablet instead of a paper book delayed people's body clocks, made them take about 10 minutes longer to fall asleep and left them sleepier the next morning. Keep the light dim and warm, choose something calm, and set a stopping point so "one more chapter" doesn't eat into your sleep.

Why reading before bed can help

Your body needs a runway from a busy day into sleep. The Sleep Health Foundation says that in the hour before bed it is important to have a relaxing sleep routine, and suggests options such as a warm bath, quiet reading or a warm milk drink (source). The Better Health Channel also lists reading quietly as a relaxing activity before sleep (source).

Reading helps for a few practical reasons:

• It replaces stimulating activities. Time with a book is time not spent on email, news or social media.
• It gives your mind somewhere to go. Following a story can crowd out the replaying and planning that keeps some people awake. If that's you, see racing thoughts at night.
• It becomes a cue. Done at the same time each night, reading can signal to your brain that sleep is next, as part of a wider bedtime routine for adults.

Paper book or screen: what the research found

The best-known study on this put 12 healthy young adults through a two-week inpatient trial. For five evenings they read on a light-emitting tablet for about four hours before bed, and for five evenings they read printed books in the same dim room (source).

Measure	Printed book	Light-emitting e-reader
Time to fall asleep	About 16 minutes	About 26 minutes
Evening melatonin	Not suppressed	Suppressed by about 55%
Body clock timing	Normal	Melatonin rise delayed by more than 1.5 hours
REM sleep	About 121 minutes	About 109 minutes
Next morning	Less sleepy	Sleepier, and took hours longer to fully wake up

Keep the limits in mind: it was a small lab study with long reading sessions, so 20 minutes on a phone is not the same exposure. But the direction is clear: bright light from a screen close to your eyes in the evening pushes your body clock later.

It is the light, not the reading, that matters. A separate study found that ordinary room light (under 200 lux) before bedtime, compared with dim light, delayed the evening rise of melatonin in almost every participant and shortened its duration by about 90 minutes (source).

If you read on a device

You don't have to give up your e-reader or phone app, but set it up for night:

1. Use a dedicated e-reader without a backlight, or turn the light right down. A paper-like screen read under a lamp is closer to a printed book.
2. Switch to dark mode. The Sleep Health Foundation notes that many e-readers let you invert the screen to white text on a black background, and suggests using night modes and dimming screens in the evening (source).
3. Turn off notifications so reading doesn't turn into scrolling.
4. Keep it to reading. The same foundation suggests switching off screens 1 to 2 hours before bed where you can, and ideally keeping them out of the bedroom. A physical book makes that easier. See screens before bed.

Set up your reading light

The aim is enough light to read comfortably and no more.

• Use a small lamp, not the overhead light. A bedside lamp aimed at the page lights the book rather than the whole room.
• Choose a dim globe. As the study above shows, dim light is gentler on your body clock than bright room light.
• Try a clip-on book light if you share a bed, so your partner stays in the dark.

What to read, and how to stop

Not every book is a good bedtime book. A gripping thriller can keep you turning pages well past midnight.

• Pick something calm or familiar. Re-reading an old favourite, short stories, essays or gentle non-fiction are easier to put down.
• Save cliffhangers for daytime. If you know a book will keep you up, read it on the train or at lunch.
• Set a stopping point before you start. One chapter, 20 pages or a set time. Some people put a bookmark a few pages ahead as a finish line.

If you regularly find yourself reading late because evenings are the only time that feels like yours, that pattern has a name: revenge bedtime procrastination.

What if reading keeps you awake?

If you've been in bed reading for a long time and still don't feel sleepy, the book may not be the problem. The Sleep Health Foundation advises that if you're not asleep within 20 to 30 minutes of going to bed, you should get up, go to another darkened room and sit quietly, and return to bed only when you feel drowsy (source). Reading a calm book in dim light in another room is a reasonable way to do that.

If you have trouble falling or staying asleep most nights for weeks, or poor sleep is affecting your days, talk to your GP. See insomnia: what helps. This guide is general information, not medical advice.

Where the Sovune Nudge fits

We make the Sovune Nudge, a silent alarm wristband, so we're not neutral. It doesn't help you read, but it helps you keep the phone out of the bedroom, which makes a book the obvious thing to reach for.

• Set on the band itself. No app, no phone, no Bluetooth, so you don't need your phone beside the bed for your alarm.
• No sound and no light in the room, except a small display that lights when you press the button. Pressing it shows the time, so you can check it without unlocking a phone.
• Wakes you with vibration on your wrist, starting as a gentle tap and building through three intensity levels.
• Vibrates for a full minute, and you can switch it off sooner.

It comes with a 30-day money-back guarantee.

Quick answers

Is reading before bed good for sleep? For most people, yes. Reading a printed book in soft light is a relaxing activity that sleep experts suggest for the hour before bed.

Is reading on a Kindle or phone bad before bed? Bright, backlit screens can delay your body clock. Turn the brightness right down, use dark mode, or choose an e-reader without a backlight.

How long should I read before bed? There's no set rule. Around 15 to 30 minutes, with a clear stopping point, suits most people.

Should I read in bed or somewhere else? Reading in bed is fine if you get sleepy. If you're lying awake for more than 20 to 30 minutes, read in another room until you feel drowsy.

For every type of silent alarm compared, see our complete guide to vibrating alarms in Australia.

See the Sovune Nudge →