The Heart Rhythm Center at Hospital da Luz Lisboa has already treated more than four thousand patients with complex arrhythmias and is, now, the second largest World center in the treatment of this pathology using robotic ablation. With 4,100 procedures already carried out by the end of October this year, the Hospital da Luz Lisboa Heart Rhythm Center has distinguished itself in the treatment of complex cardiac arrhythmias through the Stereotaxis magnetic navigation robotic ablation system. Today, it is a national and World reference in this area, recognized for its experience and the volume of patients treated. Coordinated by professor and cardiologist Pedro Adragão , the Heart Rhythm Center was created in 2007 and is part of the Cardiovascular Department of Hospital da Luz Lisboa , also directed by the same cardiologist. From the beginning, this Center has made a strong commitment to the treatment of complex auricular arrhythmia, responding to the multiple forms of this pathology and always through increasingly less invasive treatment methods, with less exposure to x-rays, faster execution, less complications, and higher success rate. Hospital da Luz Lisboa today has a complete Cardiovascular Department, focused on the future, and structured according to all the strengths of this area of medicine : has highly specialized and multidisciplinary centers, which operate under the coordination of the cardiology service, and with thematic consultations focused on diseases that require greater differentiation. is present in Urgent Care, responding in real time to all urgent and cardiac emergencies, with a prevention team at any time, every day of the year. has an intense training, research, and innovation activity, participating in national and multicenter clinical trials and always looking for the best answers to the challenges of heart disease and health of the century. XXI. In each area, Hospital da Luz Lisboa places its patients in the hands of the best specialists in Portugal, as its heart should always be in the hands of the best. Under the direction of Pedro Adragão, cardiologist, professor, specialist in clinical and interventional arrhythmology and in various diagnostic and therapeutic electrophysiology techniques, the HLL Cardiology Service includes: Clinical Cardiology and Cardiac Imaging, with an Outpatient Center for non-invasive exams and a Heart Failure Unit, coordinated by Hélder Dores ; Intervention Cardiology Center, with a Hemodynamics Laboratory, coordinated by Pedro Araújo Gonçalves ; Heart Rhythm Center, with external arrhythmology consultation and an electrophysiology laboratory, coordinated by Pedro Adragão; and also Pediatric Cardiology, under the responsibility of Rui Anjos . Valvular diseases and structural heart diseases, heart failure, hereditary cardiovascular diseases and cardiomyopathies are diagnosed and treated in specialized centers of the Cardiology Service of Hospital da Luz Lisboa, which also has ultra-specialized consultations to prevent cardiovascular risk, adult congenital cardiology and cardiovascular genetic risk, cardio-oncology, hereditary dyslipidemia, heart disease during pregnancy and sports cardiology and cardiac rehabilitation, among others. In addition, the HLL Cardiology Service also has a complete range of diagnostic tests, such as echocardiography, cardiac CT and MRI, and cardiac nuclear cardiology techniques. The Interventional Cardiology Center and the Heart Rhythm Center, with their specialty consultations and specialized treatment units, are also cutting-edge areas at Hospital da Luz Lisboa, always associated with the most current and innovative practices in diagnosis and treatment. coronary disease, structural disease, atrial fibrillation, prevention of sudden death, syncope, or hereditary electrical heart disease, among many others.