Therefore it can influence customers' emotional state and mood to make the customers more susceptible to impact customer behaviour.

There's more and more research indicating that, in some ways, diet may influence mood.

It is not certain how important this is but it might influence mood, hormone function, and resistance to infection.

In the brain, serotonin is thought to influence mood.

When attempting to discover the biological factors that influence mood, it is difficult to find scientific proofs.

But they also are thought to influence mood, memory and reflexes.

Reflecting on past positive experiences can influence current mood, and assist in building positive expectations for the future.

Facial expression, it seems, can influence mood.

Art is often utilized as a form of propaganda, and thus can be used to subtly influence popular conceptions or mood.

In a similar way, art that tries to sell a product also influences mood and emotion.