Lighting for Ageing Eyes: Brighter, Safer Light at Home

Last checked November 2026. Offers and rules change: confirm with the provider before you rely on them.

Our eyes need considerably more light as we get older, and take longer to adjust between bright and dim. Brighter bulbs, a good lamp aimed at what you are doing, and automatic night lights on the way to the bathroom make reading easier and trips less likely, for very little money.

Why eyes need more light with age

With age the pupil becomes smaller and the lens inside the eye gradually yellows and clouds, so less light reaches the back of the eye. Glare becomes more troublesome, colours and contrast are harder to tell apart, and moving from a bright room into a dark hall takes longer to adapt to. All of this is normal, though eye conditions such as cataracts can make it worse, so keep up with eye tests; they are free from 60 (see free prescriptions and eye tests).

Understanding light bulbs

Almost all bulbs sold now are LEDs, which use a fraction of the electricity of old bulbs and last for years. Three things on the box matter:

Lumens (lm) — brightness. Ignore watts; they tell you only how much electricity is used. As a rough guide, an old 60-watt bulb gave about 800 lumens and an old 100-watt bulb about 1,500. For a main room light, 1,500 lumens or more is often worth having.
Kelvin (K) — colour of the light. About 2,700K is "warm white", like an old-fashioned bulb, and feels cosy. Around 4,000K is "cool white", crisper and often better for kitchens, bathrooms and close work. 6,500K "daylight" is bluish; some people like it for reading and crafts, others find it harsh.
CRI — colour rendering. A score out of 100 for how true colours look. 80 is standard; 90 or more helps with matching clothes, sewing and seeing food clearly.

Watch out: Light fittings and shades are marked with a maximum wattage. LEDs use so little power that a much brighter bulb usually stays well within it, but check the label and never exceed it.

Three kinds of light every home needs

General light

Even, bright light across the whole room, with no dark corners. A single dim pendant with a dark shade is the commonest problem. Use a brighter bulb, a paler or more open shade, or add an uplighter or wall lights.

Task light

Light aimed at what you are doing: a reading lamp, a light over the cooker and worktop, a lamp at the sewing table. The best task lamps have a flexible arm so you can bring the light close and position it below eye level, shining on the page and not in your face. Because brightness falls off quickly with distance, moving a lamp nearer is as effective as buying a stronger one.

Safety light

Light for moving about: stairs, hall, landing and the route from bed to bathroom. This is where automatic lights earn their keep.

Room by room

Stairs — light at both top and bottom, with a switch at each end (two-way switching). Every step edge should be visible with no deep shadows. Never leave stairs dark to save money: an LED bulb costs very little to run.
Bedroom — a lamp or switch you can reach from bed without stretching. Touch lamps are easy for stiff fingers. Plug-in or battery motion-sensor night lights along the route to the toilet come on by themselves and give a low, warm glow that will not dazzle.
Kitchen — under-cupboard strip lights remove the shadow your own body casts on the worktop. Stick-on battery or plug-in LED strips need no electrician.
Bathroom — bright, even light. Fittings must be suitable for bathrooms (they carry an IP rating for moisture); use an electrician.
Front and back door — an outside light with a dusk or motion sensor helps you find the keyhole and see the step.

Cutting glare and improving contrast

Use shades or frosted bulbs so you never look at a bare bulb.
Net curtains or blinds soften low winter sun; keep windows clean and curtains pulled right back in the day.
Contrast helps as much as brightness: a dark switch plate on a pale wall, a white plate on a dark mat, a coloured strip on the edge of a step, a toilet seat that contrasts with the pan.

What to look for when buying lamps

A stable, weighted base that will not tip.
A flexible or adjustable arm and head.
A switch you can find and work easily: a large rocker, touch control or foot switch on the lead.

Rough price guide

LED bulbs: from around £2 to £8 each.
Plug-in or battery motion-sensor night lights: around £8 to £20 for a pack.
Stick-on under-cupboard LED strips: around £10 to £30.
Adjustable reading or task lamp: around £20 to £70; specialist high-contrast "daylight" lamps up to £150 or more.

Safety points and mistakes to avoid

Do not stand on a chair to change a bulb. Use proper steps with a handrail and have someone with you, or ask for help. Long-life LEDs mean far fewer changes.
Keep lamp leads against the wall, never across a walkway.
Any new wiring should be done by a registered electrician.
Do not buy the dimmest, cheapest bulb to save electricity. With LEDs the difference in running cost between dim and bright is small.

Help and advice

If you have sight loss, your council's sensory support team or a low vision service can assess your lighting at home, and may lend equipment. Ask your optician, GP or council. After a needs assessment in England, minor adaptations costing under £1,000 that you are assessed as needing, which can include extra lighting, are free; apply through GOV.UK. The charity RNIB has detailed advice on lighting for people with sight loss.

Related guides

Good lighting is a key part of preventing falls at home. For reading, see reading glasses and magnifiers and large-print books and puzzles. For savings on bulbs and fittings, see DIY and garden discounts.

Common questions

How many lumens do I need for reading?

There is no single figure, because distance matters so much. A task lamp of roughly 400 to 800 lumens placed close to the page suits many people. Adjust until print is clear without glare.

Is warm white or cool white better for older eyes?

It is partly personal taste. Many people find cooler white light gives better contrast for close work and warm white more restful in the evening. Try one bulb before changing them all.

Are brighter LED bulbs expensive to run?

No. A 1,500-lumen LED typically uses around 13 to 15 watts, far less than the old 100-watt bulb it replaces. You can work out the cost from the wattage using the method in our guide to heated throws and electric blankets.