Do you know that moody friend, or family member that can be beaming rays of sunshine one minute, then oozing black moods and taking a swipe at you the next? Perhaps this is something you’re struggling with yourself, but your doctor has written you off as suffering depression or anxiety and simply prescribed an antidepressant. Well before you write off your friend or family member, or even yourself as just being ‘moody’ or depressed, you may want to consider that there maybe something biochemical at play, and no I’m not talking about a split personality disorder! I’m talking about an easily diagnosable