A fitness specialist can work in various settings, such as fitness centers, health clubs, corporate wellness programs, hospitals, rehabilitation centers, schools, or sports teams. Depending on their work environment, their roles and responsibilities may vary. However, some of the common ones include conducting fitness assessments and consultations to determine the clients' goals, needs, and abilities; developing individualized or group exercise programs based on the clients' fitness level, preferences, and objectives; instructing and supervising the clients on how to perform the exercises safely and effectively using various equipment and techniques; monitoring and adjusting the clients' progress and feedback; modifying the exercise programs as needed; educating and motivating the clients on fitness, nutrition, and wellness topics; maintaining records and reports of the clients' attendance, performance, and outcomes; as well as collaborating with other fitness professionals, health care providers, or community partners to provide comprehensive and holistic services.