This article discusses TVA activation exercises that can help flatten the stomach and engage the core. The exercises focus on activating the transversus abdominis muscle, which is responsible for stabilizing the spine and supporting the core. The article provides step-by-step instructions for various exercises such as pelvic tilts, planks, and leg slides to activate the TVA. These exercises can be beneficial for improving posture, reducing back pain, and achieving a flatter stomach by strengthening the core muscles.