Contact with nature in cities reduces loneliness, study shows

Loneliness is significant mental health concern and can raise risk of death by 45%, say scientists

Hot tub health kick: why a long bath is almost as good for you as a long run

Researchers have discovered that prolonged immersion in a piping hot bath has many of the same medical benefits as aerobic exercise

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

The chemical question: does focusing on hormones undermine mental healthcare?

According to some, not factoring hormones into mental healthcare can be dangerous. For others, it feeds into outdated stereotypes

The Guardian view on taste, smell and Covid: getting back our appetite

Editorial: Patients who have recovered from coronavirus yearn to be able to enjoy food again. Good cooking is a rare joy in these times

Middle-aged people who sleep six hours or less at greater risk of dementia, study finds

UCL data of 10,000 volunteers shows cases 30% higher among those who slept poorly in their 50s, 60s and 70s

Peter Dunn obituary

Pioneer of perinatal medicine who brought about dramatic improvements in the survival chances and wellbeing of babies

Q&A: Does handwashing stem the transmission of Covid-19?

Airborne droplets are more likely to spread coronavirus than touch, scientists believe

Exercise can help prevent cancers, new research finds

Obesity could soon overtake smoking as the main preventable cancer risk

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