I think I'm a caffeine addict. If I try to quit caffeine, I'll have flu-like symptoms and migraines for at least a week or two. I can see how that's less bad th

I think I'm a caffeine addict. If I try to quit caffeine, I'll have flu-like symptoms and migraines for at least a week or two. I can see how that's less bad than a heroin addiction, but isn't addiction somewhat of a spectrum?