You can pick your friends, you can pick your job. But you can't pick your colleagues any more than you can the next assignment to come down from upper management. It's no surprise, then, that not every colleague is a good one. A recent study cosponsored by TODAY.com and SELF.com revealed that 84 per cent of women have a friend who is "toxic" in their lives—and many of them are found on the job.
And when workplace friendships go sour, job performance can suffer. One in four people in the survey said that ending a workplace friendship at work left them in a strained "working" relationship as well.