Learning a new language or sharpening other cognitive skills can boost your life satisfaction in a similar way to a pay raise.

Stretching your muscles can lead to good posture, better blood flow, and ultimately more confidence.

One study found that when people with waning self-esteem wrote down positive qualities they see in their favorite same-sex celebrities and themselves, they felt much more compelled to become their best selves.

Remember the small moments where you were confident. It can make you feel (and as a result, act) more confident.

A tall, correct posture is the outer sign of confidence.

A study showed that a tall, expansive posture helps you feel and consequently act more powerful than more drawn-in stances.

Studies suggest that what you're wearing can have a direct effect on how secure and powerful you feel.

Researchers found that listening to bass-heavy tunes may have the ability to make you feel more confident.