It never fails. You're sitting in your doctor's examining room wrapped in a paper gown. You've asked every question you can think of and tried to absorb the rapid-fire answers. But when you get home, you realize there's one maybe-not-so-urgent item you left out. Do you a) call your doctor's office and play telephone tag for the next three days, or b) log on to the Internet and seek out an online physician?
If you picked b, you've got lots of company. In the past few months, everybody from world-famous hospitals to cyberentrepreneurs has added an Ask-the-Expert feature to his health...