I haven't seen a drop in work yet but I don't think I'll be getting much new business in the coming months. This has been a hot topic in my industry - voice over - and many of the folks who do their vo for radio stations are seeing a big drop in work. One man was even talking about how stations are asking vo's to cut their rates and boy, did that lead to some heavy discussion.
I can see how the fitness industry would be hit because for some people that is not a necessary expense. Sadly, of course. I haven't seen a drop in my yoga students yet, either, but my prices are really low to accommodate my community and the already hard hit economy here.
SMS: yes, the world needs writers. I wonder, however, if the people hiring are going to keep their money with the reliable writers? Fortunately for you, you are one of them!
Most companies are scaling back right now and I think we'll all feel that crunch in one form or another. Look at it this way - more time to spend on Work It, Mom!