As Matthew Syed explains in Sideways, “Subliminals are things we can’t see or hear; they fly below the threshold of conscious ...

Claims like these quickly gave birth to cottage industries of consumer education programs, marketing consultancies and subliminal self-help tapes. Turns out, though, that much of the hype was a sham.

Many people are listening to 6-8 hours of subliminal audio while they sleep, but experts say there is no evidence to prove it ...