Fitness challenges are structured programs designed to motivate individuals to improve their physical health and well-being. These challenges often involve specific goals, such as completing a certain number of workouts, achieving weight loss, or increasing strength over a set period. Participants may track their progress and share their experiences with others, fostering a sense of community and accountability. Many fitness challenges can be found online or through local gyms, and they cater to various fitness levels. Popular examples include 30-day workout challenges, step challenges, and weight loss competitions. These initiatives encourage participants to adopt healthier habits and stay committed to their fitness journeys.