Phone before bed: how it affects sleep and what to do instead

Using your phone in bed costs sleep in three ways: bright light in the evening can delay your body clock, engaging content keeps your mind alert, and the scrolling itself simply pushes bedtime later. For most people the third effect is the largest.

What actually happens

• Light. Evening light, especially blue-rich light held close to the face, can suppress melatonin and shift the body clock later. Night Shift and dimming help a little but do not remove the effect.
• Stimulation. News, arguments, messages and fast video are the opposite of winding down. Even pleasant content keeps attention switched on.
• Time displacement. "One more video" at 23:30 becomes 00:45. No filter fixes that.

How long before bed should you stop?

A common recommendation is to put screens away 30 to 60 minutes before sleep. If that feels impossible, start with 15 minutes and extend it. Consistency matters more than the exact figure.

7 ways to make the cutoff stick

1. Charge the phone outside the bedroom. This single change does more than all the others combined.
2. Buy an alarm clock. "I need it as an alarm" is the most common reason phones stay by the bed.
3. Schedule a block. Set social and video apps to close automatically at a fixed time each night.
4. Set a wind-down alarm, not just a wake-up one.
5. Prepare the replacement. A paper book, a notebook, stretching, a shower.
6. Use Do Not Disturb or a Sleep Focus so nothing lights up after your cutoff.
7. Deal with the morning too. Without a phone in reach you also skip the first scroll of the day.

If you need the phone at night

Being on call or keeping an ear out for family is a real constraint. Keep the phone across the room with the ringer on for chosen contacts and everything else silenced. You can hear it, but you cannot scroll it from the pillow.

What about reading on the phone?

An e-reader without a backlit colour screen is better, and paper is better still. If the phone is all you have, lower the brightness, use dark mode and stay out of apps with feeds.

Does it really make a difference?

Most people who move their phone out of the bedroom report falling asleep faster within the first week, mainly because bedtime stops drifting. It is one of the highest-return changes in reducing screen time, and it removes the most common setting for doomscrolling.

Closing the apps automatically

Relying on yourself at 23:00 is the hard way. In Verge you set a bedtime block once, for example 22:00 to 07:00, and the apps you chose close by themselves every night. With Strict Mode on, "just tonight" is not an option.