The Anxiety Guy is the online persona of Dennis Simsek, a leading expert in anxiety recovery who has translated his own years-long struggle with crippling health anxiety, panic attacks, and nervous system dysregulation into a powerful body of educational and therapeutic content. Through his YouTube channel and podcast, he blends evidence-based methods—including cognitive behavioral strategies (CBT), somatic healing, subconscious reprogramming, and nervous system retraining—to help viewers break free from fear cycles and develop lasting emotional resilience.

His channel serves as a comprehensive resource for individuals seeking practical tools and deeper understanding of anxiety, panic, health anxiety, and stress. With an extensive library of guided meditations, guided visualizations, nervous system regulation techniques, and recovery frameworks, The Anxiety Guy positions himself as a trusted guide for those pursuing sustainable peace of mind and self-directed healing.