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.
"I needed help and was not scared to ask for it. The whole experience really added to my trauma," she said.
"It's a funny thing, to attempt to see clearly in a sandstorm with no goggles," Morissette wrote.
"I have been here before," the singer wrote.
Paternal mental illness is underdiagnosed is because it often appears differently from women.
Soon after the birth of my son depression struck. But there was a silver lining.
Feeling a range of emotions, both positive and negative, is a common experience of re-adjustment for mums new and seasoned.
Why around 1 in 7 new mums experience postnatal anxiety.
PPD made me feel weak and empty, lost and fearful, and for a while, it took my voice.
Despite having no history of mental illness, Nicole was struck by debilitating post-natal anxiety that left her scared to leave the house.
When it comes to fathers, stigma still abounds.
When the worst time of your life is after your baby is born.