Startups that aim to put you to sleep

Are you an infamous snorer? Or a long-suffering insomniac? To mark World Sleep Day, try out these solutions

The party’s over for young people, debt laden and risk averse

With such grave financial prospects, it’s no wonder today’s under-25s prefer jogging to drinking. To have a sense of freedom now seems illogical

Thalidomide ’caused up to 10,000 miscarriages and infant deaths in UK’

Former head of the Thalidomide Trust says many mothers would not have known drug was the cause of miscarriage or stillbirth

Soup, cheese and cereal among worst offenders on salt – study

Campaign group says progress made before 2010 has been sacrificed since introduction of voluntary ‘responsibility deal’

Childhood obesity strategy delayed further, government admits

Campaigners say delay in publication is ‘unforgivable’ and fear tax on sugary drinks will be rejected

Vienna named world’s top city for quality of life

Study examining socioeconomic conditions places Austrian capital at apex of index while London, Paris and New York fail to make top 35

How can business tackle double burden of obesity and undernutrition? – live chat

Join experts in the comments section of this page on Wednesday, 24 February, 1-2pm GMT to discuss the role of food companies in improving public health

Why a tax on fizzy drinks would help tackle the UK’s £10bn diabetes epidemic

More than one in 20 people in the UK has type 2 diabetes, with consumption of sugary drinks proven to be a direct cause. Failing to tax them is irresponsible

Can smartphone drug trials improve medical care?

A new clinical trial is attempting to track how participants suffering from depression respond to mental health apps

Unilever boss warns UK against sugar tax

Paul Polman says the tax is ‘not the holy grail’ and there is little evidence around the world such a levy can actually tackle Britain’s obesity crisis