A bodybuilder pinches his bulging thigh – Sergio Purtell’s best photograph

‘This was taken at a small high school event. It was all about who could create the “perfect body” by working hard – and maybe becoming the next Arnold Schwarzenegger’

Coming of Age by Lucy Foulkes review – the truth about teenagers

From being popular to taking risks, this wise and revelatory study overturns received wisdom about adolescence

‘The first few nights were punishing’: how sleep restriction cured my lifelong insomnia

After giving birth, novelist Lara Williams feared she might never sleep again. So she turned to CBT-i, a radical therapy that rewired her relationship to sleep

On my radar: Mark O’Connell’s cultural highlights

The prize-winning nonfiction writer on a generational comic talent, the incredible Helen Garner novel you should read and a deeply relaxing bed of nails

I’m an expert on adolescence: here’s why a smartphone ban isn’t the answer, and what we should do instead

Jonathan Haidt’s bestselling book blames social media for a decline in teenage mental health. But is he right?

‘A human guinea pig’: how Michael Mosley made health a TV and radio hit

‘Fascinated’ science presenter fasted, vaped, took snake venom, tried magic mushrooms and ingested tapeworms

The period that almost killed me: ‘My mam was told, if you take her home, she won’t last the night’

What happens when a woman’s monthly bleeding just won’t stop? Marjolein Robertson discusses her years-long fight to get help for her haemorrhaging and pain – and how she turned this into comedy

Rosalie review – intriguing empowerment tale of a 19th century celebrity ‘bearded lady’

Based on a true story, this film presents hormone-disordered Rosalie, who has hair on her face and body, as a perky outsider in period dress

Rumbles by Elsa Richardson review – gut reaction

A vivid cultural history of digestion, from ancient Greece to All-Bran

You Don’t Have to Be Mad to Work Here by Benji Waterhouse review – the doctor won’t see you now

A brilliantly funny but deadly serious account of NHS psychiatry in crisis