Is it ethical to travel right now? Experts on flying in the age of Delta

Questions to consider before you inflict the ‘moral injury’ of a risky, non-essential trip

Study links too much free time to lower sense of wellbeing

Research shows there is a ‘sweet spot’ and subjective wellbeing drops off after about five hours

‘In tears before I even logged in’: Cigna call center workers challenge working conditions

Employees started a petition demanding improvements, including lifting a pay raise freeze and removing pressure to meet metrics

The joy conundrum: why has the US hit peak happiness when the rest of the world is so sad?

A survey reveals that Americans are happier than they’ve been for 13 years. One very specific turning point may explain it

Now Covid crisis mode is lifting, questions parked for a year are nagging once again

My newfound delight in the smallest pleasures is unlikely to survive the resumption of normal life, says Guardian columnist Emma Brockes

Knowledge of medicinal plants at risk as languages die out

Loss of linguistic diversity means less chance to discover age-old remedies not known to science, study warns

‘It’s easy to dismiss Black women’s lives’: Texas drags feet on maternal mortality crisis

As state legislature falls short on Medicaid expansion, campaigners vow to keep addressing healthcare disparities

I’m stuck in post-pandemic limbo – but don’t make me Zoom again

No one knows how to socialise any more in New York, so I’m playing safe and opting out of normal life a tiny bit longer, says Guardian columnist Emma Brockes

Michael Lewis: ‘We were incentivised to have a bad pandemic response’

In his new book, the author of The Big Short has turned his attention to Covid and the people who could have prevented it sweeping the US – had they been allowed to

My partner is pregnant – and the cost of giving birth in the US is stressing me out

It is the most expensive country in the world to have a baby, there is no way of knowing the bill in advance, and you can potentially be charged just for holding your newborn, writes Arwa Mahdawi