Despite its widespread nature, there is still a great amount of mystery surrounding PND - and it's important to try unravelling as much of that as we can.
There are a number of myths surrounding postnatal depression, some of which helped Megan Blandford ignore her own PND for so long. Here's why so many PND myths just aren’t true.
The Grammy winner has spoken about her struggles.
Instead of putting all the focus on the baby, new mums need support to look after themselves, writes Shevonne Hunt.
Perinatal (that's the period while a woman is pregnant and the year after a baby is born) anxiety and depression affects one in six mothers and one in 10 fathers. Even more women experience a sense of overwhelm and loneliness that is not clinically diagnosable.
Mother's Day can be tough when you're suffering from postnatal depression.
The husband of a BBC Antiques Roadshow expert who died after suffering a post-pregnancy panic attack has opened up about his wife's suspected postpartum psychosis.
Singer John Legend is his wife's biggest fan, but he's revealed how he wasn't "emotionally prepared" to deal with her post-natal depression.
"I was shocked and horrified that I'd had this thought. That's not me."
Queensland women at risk of serious perinatal mental health issues will be able to receive care without being separated from their babies at a new unit on the Gold Coast.
Chrissy Teigen is refreshingly honest about parenting, but the model has kept her postnatal depression diagnosis and treatment private until now.
For the people closest to those suffering, there is often a disconnect, a wall that is built around the sufferer that seems impenetrable.
A recent study has reported on a somewhat surprising link, finding that gestational diabetes increases the risk of PND in first time mothers.