The Power of Smiling

The video explores the power of smiling, starting from childhood dreams of being a superhero to real scientific studies. It highlights research showing how smiles can predict life outcomes, such as marriage success and longevity. Smiling is a universal expression, contagious, and can affect our emotional state and brain activity. The benefits of smiling include improved health, reduced stress, and enhanced perception by others.

What realization did the speaker have about superpowers?

• They are only for superheroes.

• They can be understood through real science.

• They are impossible to achieve.

• They can be found in science fiction.

What did the UC Berkeley study predict using students' smiles?

• Their favorite hobbies

• Their career choices

• Their life success and well-being

• Their future wealth

According to the Wayne State University study, what did a player's smile predict?

• Their batting average

• Their lifespan

• Their team loyalty

• Their fan base

What did studies in Papua New Guinea reveal about smiling?

• It is only used in rituals.

• It is a universal expression.

• It is a learned behavior.

• It is unique to Western culture.

Why is it difficult to frown when looking at someone who smiles?

• Frowning is socially unacceptable.

• Smiling is evolutionarily contagious.

• Smiling is a sign of weakness.

• Frowning requires more muscles.

What does the facial feedback response theory suggest?

• Smiling is only for social interactions.

• Smiling can make us feel better.

• Smiling is a result of feeling good.

• Smiling has no effect on emotions.

What did the German study using fMRI imaging find about smiling?

• It decreases brain activity.

• It only affects the facial muscles.

• It has no effect on brain activity.

• It modifies emotional processing in the brain.

How does smiling compare to eating chocolate in terms of brain stimulation?

• Smiling is more stimulating.

• Smiling is equally stimulating.

• Smiling is less stimulating.

• Smiling has no effect.

What health benefits are associated with smiling?

• Increased stress levels

• Improved blood pressure

• Increased caloric intake

• Decreased mood-enhancing hormones

How does smiling affect how others perceive you?

• You appear less competent.

• You appear more stressed.

• You appear more likable and competent.

• You appear less approachable.