Regular exercise has been shown to boost ________.

A. Energy levels

B. Self-esteem

C. Self-image

D. All of the above

D?

Right.

Energy levels

Yes, the correct answer is D. All of the above. Regular exercise has been shown to boost energy levels, self-esteem, and self-image.

To arrive at this answer, you can use your knowledge of the benefits of exercise or conduct some research. Regular exercise increases blood flow, delivers oxygen and nutrients to the muscles, and improves cardiovascular fitness. This, in turn, increases energy levels as your body becomes more efficient at producing and using energy.

Exercise also has a positive impact on mental health. It releases endorphins, which are feel-good hormones that can elevate mood and improve self-esteem. Additionally, engaging in regular physical activity can improve body image and promote a positive self-image as it helps individuals feel more confident about their physical appearance.

Numerous studies have shown the various benefits of exercise on energy levels, self-esteem, and self-image. So, choosing option D would be the most accurate answer.