Change in Social Media Use and Well-being Among College Students Receiving a Two-week Exercise or Mindfulness Intervention

This study is looking at whether a two-week exercise or mindfulness program can help college students cut back on social media use and improve their overall well-being and mental health. Researchers will track screen time and social media habits before and after the program. **You may be eligible if...** - You are 18 or older - You are a student at Johns Hopkins University - You own an iPhone or Android smartphone - You spend more than 1 hour per day on social media - You exercise 1 hour or less per day on average - You are willing to share screenshots of your phone screen-time data **You may NOT be eligible if...** - You are under 18 - You are not a Johns Hopkins University student - You do not own a smartphone - You use your smartphone less than 1 hour per day - You already exercise more than 1 hour per day Talk to your doctor to see if this trial is right for you.