I remember the stigma attached to gaming chairs even 10 years ago. The general consensus among many being they're all style over substance. Browse most major retailers and you're sure to find some specimens even today, many of which leave ergonomics to the imagination. That's gradually changing—as is the science behind sitting.
I recently had a chance to speak to Dr. Lindsey Migliore to find out from someone that knows a thing or two about it.