Abdulbari Atwan, known as @bario_, is a fitness influencer who creates content focused on health, fitness, and nutrition. With a variety of posts discussing topics such as fluid retention, workout routines, weight management, and warm-up techniques, Abdulbari provides valuable insights and tips for his audience. He also shares his personal experiences, recommendations for diet-friendly restaurants, and offers discounts for online training programs. Additionally, he emphasizes the importance of proper exercise techniques and calorie tracking.