It's a screening. There is a difference. It's the first step in helping people get help. Some skeptics believe that engaging in electronic dialogue may aggravate some people's sense of being alone as well as dumping personal revelations into a Web site inviting breaches of privacy. Joshua Freedman, a psychiatrist at UCLA's medical school, is betting that online screening will make deciding to get treatment a lot easier for the millions of Americans who suffer from depression but have so far resisted seeking help.
Medical conditions can influence mood.
They could have a neurological condition that makes their walking unsteady. You wouldn't see that.