What do I do if my partner is emotionally unstable?

? Emot. Unstable. It depends on what he has . Usually u can see a family counselor for advice or have him see his pcp for evaluation . Than he either pride him medication or refer him to mental health professional.
Talk with heart. . I think open communication that is rational may help an emotionally unstable person. As likely it is that persons insecurities that are causing the emotionally instability. Rational will help reason with him.