Seasonal rhythms within immune systems may explain infection rates – study

Study finds fluctuations in white blood cells according to time of day and season, suggesting stronger or weaker immune function

‘It destroys lives’: why the razor-blade pain of vaginismus is so misunderstood

This common condition can lead to relationship breakdown and unnecessary surgery. So why is treatment still so poor and underfunded?

Coronavirus: Public Health England calls for action on obesity in Covid-19 fight

New evidence links obesity to increased risks of coronavirus-related hospitalisation, intensive care and death

Children’s sleep severely affected by impact of coronavirus, say experts

Warning as anxiety and lack of routine lead to rise in inquiries at clinics

Are breathing techniques good for your health?

The market is flooded with books and classes claiming ‘breathwork’ can help with mental health, sleep and even Covid-19. But experts are not convinced

Doctors have failed when women in agony are dismissed as hysterics

The vaginal mesh scandal betrayed the intimate trust that should exist between doctor and patient, whatever their sex

How to stop your glasses steaming up – and 19 other essential facts about face masks

How often should you wash a cloth mask? And how effective are the disposable ones? The expert guide to choosing, wearing and caring for your face covering

If I must wear a face mask, I’ll do so with a look of ironic detachment

I can’t help being sceptical about government rules, but I will cover up when I’m told to, writes Zoe Williams. Over to you, eyes

Obesity is a major risk factor for dying of Covid-19. We need to take it more seriously

Health officials need to emphasize the relation between obesity and Covid-19, and we need to treat it like other chronic diseases

I’ve been ill for months, but I still don’t know if it is Covid-19

I’ve had a fever, a cough and breathlessness since February, and been in and out of hospital. If it isn’t coronavirus, what is it?