The biggest ever space explosion has occurred – what do you mean you don’t care?

It happened 8 billion lightyears away and was unprecedentedly bright and powerful. And I for one am pretty excited about it, says writer and actor Rhiannon Neads

‘I was sick with pain – but doctors thought I was a hypochondriac’: the spreading agony of kidney stones

Up to one in 10 of us will get kidney stones, according to the NHS. Even teenagers are at risk from what was long seen as an older man’s affliction. Why – and what can we do to prevent them?

Can a bath in epsom salt help me get more beauty sleep?

Take it from Jennifer Aniston – a splash of magnesium sulphate in a warm nightly bath can help you get some shuteye

Should I worry about how long I spend sitting down?

A morning run? Sitting on a gym ball? Standing up regularly? We examine the most effective ways to combat the health issues caused by a sedentary lifestyle

Babies are dying because of NHS failings, poverty and inequality, charities warn

Maternity services need urgent improvement and investment to meet government target of halving stillbirths and neonatal deaths

92 constituencies in England allow no right to roam, data shows

Exclusive: Campaigners call for Scottish-style rights to reach nature, as figures show ‘hugely unequal’ distribution of access

Do I feel the burn after going to the gym? No, I feel like going to bed. But it’s getting better

Despite eye-bleedingly steep gym fees, I am actioning my spring fitness plan. It is very much a work in progress, says Guardian columnist Emma Brockes

Our obsession with sleep is doing more harm than good – and ignores the real problem

A dystopian-sounding new test threatens drivers with a ‘legal sleep limit’, but first we need to understand why a good night’s rest is impossible for some, says Barbara Speed, a Guardian Opinion deputy editor

Huesera: The Bone Woman review – bone breaking Mexican horror of post-partum depression

The anticipation Valeria feels about the approaching birth of her first child slowly turns into a sense of real fear

Simple measures could save 1 million babies a year, doctors plead

‘Silent health disaster’ across developing world could be checked by spending less than £1bn on making ordinary antenatal procedures available to all, says new analysis