Shaking your head will affect your opinion and other surprising new insights on posture.
Body language is closely related to posture—the way we move our bodies affects how others see us as well as our own moods and habits. In terms of scientific research, the two overlap quite a bit. This isn’t too surprising, but how our posture and body language affect our thoughts is.
For instance, a study at Ohio State University in 2003 found that our opinions can be subsconsciously influenced by our physical behavior. Here are two fascinating examples: