In this business, there is an insane amount of pressure, spoken and unspoken, to be thin. If you look at some of the television shows, eating disorders become like a competitive thing.
My wife and I had been to the genetic counselor; my wife is not Jewish - she's the shiksha goddess type - and was negative for everything. But I was positive. I carried the gene for three genetic disorders, which, if she had been positive for, we would have passed down to the child.
Well, unless you've suffered from panic attacks and social anxiety disorders, which is what I was diagnosed as having, it's hard to explain it. But you go on stage knowing you're actually physically going to die. You will keel over and die.
People with anxiety disorders such as OCD know that nothing can be more paralyzing than having too many options. Go to a store to buy a sweater, find four that you like and the odds are pretty good you'll stare and stare... and buy nothing at all.