‘Loneliness swallowed me up’

Emily White: 'I sometimes felt so ungrounded, so unreal, that I thought I might just drift away'

Bone marrow transplants cure mental illness – in mice

Preliminary research involving bone marrow transplants in mice suggests an immune approach to treating mental illness

Bipolar disorder: the ‘stalking beast’

John O'Donoghue has suffered from bipolar since he was 17. Now he's helping the largest ever study into it

Why do so many women have depression?

Kira Cochrane: Novelist Allison Pearson is the latest in a long line of high-profile women to talk publicly about their depression. So what's wrong?

How true is the one-in-four mental health statistic?

Jamie Horder: It's taken as fact that one in four people will suffer a mental health problem, but the research is less conclusive

Pass notes No 2,753: Happiness

The Movement for Happiness is recruiting a director. Are you perky enough?

Manufacturing Depression: The Secret History of a Modern Disease by Gary Greenberg

Lewis Wolpert takes issue with a book that accuses drug manufacturers of hyping depression

Lambeth is Britain’s angriest borough

I've lived there for almost 25 years, and let me tell you, it's extremely infuriating

A Pandora’s box full of smart drugs

Ann Robinson: We should think very carefully before we start routinely taking drugs such as Modafinil to boost cognitive function

Reading your way out of depression

Wayne Gooderham: I suspect you need a very individual prescription, but I know that Saul Bellow helped lead me out of a very dark time