Uncontrollable Emotions
One minute it's an
outburst of anger. The next you're crying uncontrollably. Nothing
outside of you prompted the change, but your emotions are up and down
in a moment's notice. Depression can swing your moods around, keeping
you away from the calm you so desperately want. Similar to another mood
disorder — bipolar disorder — moods can fluctuate uncontrollably, which is one reason why the two are often confused. for more http://www.healthline.com/health-slideshow/recognizing-depression-symptoms?utm_medium=yahhp#7