Companies broadcast their brand relentlessly, celebrities have tried to kick the habit, college students have copped to social media addiction. New research shows that people may have a harder time resisting Twitter than alcohol, sleep and sex.

Most of us spend good portions of our professional days monitoring and engaging with the world's Tweets on Twitter. Us marketers carefully craft campaigns, but we never really know who specifically is watching. This infographic is based a survey of 500 Twitter users conducted by market research company, Lab42.