Many people have had very emotional reactions to situations that have taken place at work. Some of those might be good, some bad, but no one want to have the infamous “mental breakdown” or “emotional snap” that can destroy you (if even just temporarily) as well as your professional & personal relationships.
The Wall Street Journal reports that there is a stigma attached to emotional responses in the workplace. Experts have long claimed that emotional suppression is not healthy for the well-being of the individual as well as their work performance.
So what should you do?
Be attuned to what your emotional triggers are, so your responses—even in more extreme cases—can be predictably managed.
People tend to mimic the strong emotions around them, according to Sigal Barsade, a professor of management at the University of Pennsylvania’s Wharton School, so don’t vent at work; if necessary, go home.
One way to help with your emotions, according to PsychCentral, is to journal.
We have all heard this before and many of us think, who has time to journal? The fact is that research has shown that journaling can help in managing your emotions.
“Journals are like a checkpoint between your emotions and the world,” writes clinical psychologist Beth Jacobs, Ph.D
Here are some great tips: 
a) Distance Yourself From Emotions: Think of a good emotional memory to remind yourself that there is life beyond bad feelings.
b) Define your Emotions: Name your feelings properly. Are you really angry or are you feeling insecure? Use Jacobs technique of..If this feeling were a color what color would it be?…
What are your techniques for regulating emotions at work? Or in life situations in general?