The impact of light from smartphones, tablets and laptops before bed may not be as serious as we think, according to an expert.

It feels like everyone could do with more sleep. To mark National Sleep Day, Pat Fitzpatrick outlines what works for him and looks at ways for getting back to sleep after his nightly trip to the toilet at 3am.

In last week’s column I discussed sleep deprivation.

Choose your bed linens with care to enjoy a comfortable night’s sleep and to keep their maintenance to a minimum, writes Carol O’Callaghan.

Seven years seems to be a critical period of time for relationships, including the one we have with our mattress, writes Carol O’Callaghan.

Less than one in five adults get the recommended eight hours sleep.

Dietician Sophie Medlin recommends her top foods for a peaceful sleep.

Unique adjustable mattress technology developed in East Cork by SimCairMedical/iCON Innovations is to be sold in the USA in a licensing deal with Customatic, a leading innovator in the mattress and adjustable bed market.

Food writer and editor, Allan Jenkins, extols the benefits of being an early riser and says that 4am starts should be treasured rather than dreaded, he spoke to committed night owl Marjorie Brennan.

Ruth Margalit meets a doctor who has devoted his professional life to the treatment of infants, developing simple techniques to encourage them to sleep, and now a bassinette that helps new-borns to nod off by themselves.

Bad dreams may frighten children, but they are normal. Night terrors are more intense — the child may scream or thrash about — and will also frighten the parents, says Geraldine Walsh.

We're all loving the glorious weather - but there's one major downside. Are you tossing and turning in the dead heat when you should be fast asleep?

We are such stuff as dreams are made on, and our little life is rounded with a sleep.

Why don’t we treat sleep as importantly as exercise and diet? Getting enough is essential, writes Áilín Quinlan

Scientists are appealing for help with developing new cancer treatments, by using people's smartphones as they sleep.

Snoring - or sleeping next to a snorer - can both cause lack of sleep, and despite the jokes, it can be an intractable issue. However, there are solutions, says Andrea Mara.

Maynooth University in Co. Kildare has become the first Irish college to install pods on its campus to allow students to take naps.

Just because Kourtney Kardashian does it, doesn’t mean you should too. Attachment parenting, and bed sharing in particular has its critics, writes Sharon Ní Chonchúir 

Sleep - what a beautiful word. Say it. I bet you feel like a sleep now. 

Margaret Jennings talks to an expert about how we can get enough shut-eye every night and hold back the years.

Issues such as tackling inadequate sleep and hunger need to play a bigger role in how Irish schools combat disadvantage, according to the author of a European Commission report.

Most of my childhood photos are of me lying unconscious in the most unlikely of places, mouth agape, drooling unattractively, writes Louise O’Neill.

A number of apps feature stories and other readings to lull you off to the land of nod, writes Ruth O’Connor

A leading homelessness campaigner has said services for the homeless are in “turmoil”, as more than 40 people slept rough on one street, writes Joyce Fegan.

This easy yoga sequence will quickly get your body and mind in the mood for bedtime. Zzzs in 10, 9, 8... 

Stop dreaming about uninterrupted slumber. Lisa Haynes has the kit for the ultimate snooze.

Sleeping for more than nine hours a night could be an early warning sign of Alzheimer's, new research suggests.