Anxiety Support Group
Anxiety is a physical condition marked by intense and persistent feelings of distress, fear, angst or dread. General anxiety caused by routine day-to-day stresses usually passes quickly and is experienced by almost everyone at one time or another. However, such feelings that linger over time and are very difficult to cope with, and which lack a clear cause, may indicate...
But quite frankly, all of those same feelings come from having sex. I would highly recommend that over forcing yourself to vomit. Its much more pleasant and not quite as messy (in most cases).
And throwing up will hammer your teeth and damage your esophagus. I do not recommend it.