**7. Success stories and key lessons: harnessing the power of social media for health promotion**

There have been several notable success stories and lessons learned from health promotion initiatives that have effectively utilised social media. Some key examples include:

1.**#ThisGirlCan Campaign:** The #ThisGirlCan campaign launched by Sport England [54] and also implemented in Australia [55] is a prime example of a successful health promotion campaign on social media. It aimed to encourage women of all shapes, sizes, and abilities to participate in physical activities. The campaign used authentic and empowering images and videos of real women, which

resonated with the target audience and resulted in widespread engagement and positive behavioural change.

