These two articles review how sleep and mood are tightly connected. Depression causes interruptions in sleep and lack of sleep makes people more susceptible to mood disorders. It’s a vicious cycle that feeds on itself. But this is not new information.

What is new information though is that in recent years it’s been confirmed that chronic sleep problems can CAUSE depression. The difference in this more recent insight is that sleep and depression are not just related. Problems with sleep can trigger episodes of depression if not properly addressed.

This research has shown that sleep deprivation can ‘rewire’ the brain’s emotional circuits making the brains of people who don’t sleep well to be much more reactive to stress. If you’d like to read more here are the links…