Self-help works for us as individuals – but as a society we’re failing

We have spent decades seeking self-improvement but the price has been loss of tolerance and empathy

Now we’re supposed to embrace clean sleeping. How tiresome

Arianna Huffington and Gwyneth Paltrow are cashing in on the biggest health trend of 2017. But it’s possible to get shuteye without opening your wallet

What do dreams mean? The five most common explained

Have you ever dreamt about failing an exam? If so, a dream researcher says you’re in good company

Can insomnia be cured by online therapy?

Up to half of us have problems sleeping – and some experts say online treatment may soon become the norm. But which tool should you use?

Do we need vegan-friendly fivers? Catch up on our live look at the week

From a Richmond by-election to Trump and more, join us below the line to discuss the week’s news and comment articles with us in real-time

Hit snooze! How a better night’s sleep could save the UK £40bn

A new report says sleep deprivation costs British businesses dearly. So what tricks – from nap rooms to healthy canteen menus – can combat tiredness and boost productivity?

Lark or owl, working nine-to-five will make you tired

Our natural circadian rhythms don’t gel with the typical working day – with flexible options, it’s time to rethink

Lack of sleep is making our children obese – but help is at hand

Increased calorie intake is just the start of it: insufficient sleep can also contribute to behavioural and learning problems. A few simple steps can make a difference

Want a good night’s sleep? Spend less time with your phone, say scientists

New study adds to growing body of evidence linking increased screen time to fewer hours of repose and poorer quality of sleep

Why don’t babies sleep at night? You asked Google – here’s the answer

Every day millions of internet users ask Google life’s most difficult questions, big and small. Our writers answer some of the commonest queries