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Ventricular fibrillation (VF) is characterized by rapid (>300 beats a per minute), irregular electrical activation with variable electrocardiographic waveforms that prevents coordinated myocardial contraction, resulting in immediate loss of cardiac output.1 It most commonly occurs in the context of coronary artery disease.2,3 Resuscitation efforts are critically time-dependent: with each minute of untreated VF, the survival rate declines […]

Obesity

An Introduction to Obesity

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touchCARDIO Future Leaders 2026 Following the successful introduction last year of our touchCARDIO Future Leaders, we are delighted to announce that nominations are now open for the 2026 edition. This initiative celebrates the next generation of pioneers in cardiology, those whose passion, ...

A new era for cardiovascular-kidney-metabolic health: What to know from ObesityWeek®2025
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ObesityWeek® 2025 highlighted obesity as a chronic, multi-system disease that links cardiovascular, renal, and metabolic health. New data from clinical trials showcased therapies improving weight, blood pressure, and inflammation, signalling a shift toward integrated care where obesity management becomes central to cardiovascular risk reduction.

touchVisionary Voices
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S3E1_What impact does sleep have on physicians and their patients? We all know sleep is important, but what happens when physicians don’t get enough? In this episode of Visionary Voices, we welcome Associate Professor Grace Vincent from ...

June 2025 Cardiology Roundup: Approvals, Trials and Trends
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June was a dynamic month in cardiovascular medicine, marked by notable regulatory approvals and clinical trial progress across several therapeutic areas. Advances in hypertension management, lipid lowering and cardiometabolic care continue to shape the treatment landscape, while evolving data in pulmonary arterial hypertension underscore the importance of ongoing innovation. This month’s roundup highlights the latest developments poised to impact clinical practice and patient outcomes.

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The touchCARDIO journal Heart International has once again seen an increase in its Journal Impact Factor (JIF), rising from 1.9 in 2024 to 2.3 in 2025.

touchVisionary Voices
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Physician burnout is at a critical point. In this episode, Nicky speaks with Dr Alfred Atanda about why so many physicians are burning out and what can be done to change the trend. From personal experience to system-wide solutions, Dr Atanda shares valuable insights on improving physician well-being and building a more effective healthcare culture.

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What if your medical degree could launch more than a clinical career? In this candid and compelling read, Dr Jon Edelson shares his lessons for early-career clinicians ready to think beyond the bedside and explore the business of medicine.

touchVisionary Voices
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In this episode, we explore the future of continuing medical education (CME) with the team behind touchIME. Hannah Fisher and Matthew Goodwin share insights into global and US trends, the importance of patient inclusivity and how educational outcomes are evolving to better measure the direct impact of learning on clinical practice and patient care.

45 mins
CE/CME accredited
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touchEXPERT FOCUS
Prof. Carel le Roux, Dr Susan Pedersen, Dr Donna Ryan

The potential future role of GLP-1–based combinations in the management of obesity with or without diabetes.

Heart within chest digital image
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Glucagon-like peptide 1 (GLP-1) receptor agonists piqued our interest when Marso et al. demonstrated that liraglutide significantly reduced cardiovascular events (CVEs) in persons with type 2 diabetes mellitus (T2DM) who were at a high cardiovascular (CV) risk compared with placebo in ...

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With the global increase in life expectancy, the proportion of elderly people in the community is expected to increase gradually. This is referred to as the 'Coming of the Gray Dawn' or the 'Gray Wave', and highlights the need for ...

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M Ardissino (Presenting Author) - Imperial College London, London; RK Reddy - Imperial College London, London; KHK Patel - Imperial College London, London; DK Ryan - St George’s University Hospitals NHS Foundation Trust, London; D Gill - Imperial College London, London; FS Ng - Imperial College London, London

Aims: The association between obstructive sleep apnoea (OSA) and atrial fibrillation (AF) is yet to be fully delineated. Although several observational studies have suggested an independent association between OSA and AF, subsequent randomised controlled trials have failed to demonstrate any ...

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K Nyamakope (Presenting Author) - NHLI Imperial College London, London; KHK Patel - NHLI Imperial College London, London; X Li - NHLI Imperial College London, London; J Stoks - Maastricht University, Maastricht; R Davidson - NHLI Imperial College London, London; B Statton - MRC London Institute of Medical Sciences, London; M Brezitski - MRC London Institute of Medical Sciences, London; A Berry - MRC London Institute of Medical Sciences, London; H Bergman - MRC London Institute of Medical Sciences, London; M Orini - University College London, London; S Purkayastha - NHLI Imperial College London, London; P Lambiase - University College London, London; NS Peters - NHLI Imperial College London, London; D O’Regan - MRC London Institute of Medical Sciences, London; M Cluitmans - Maastricht University, Maastricht; FS Ng - NHLI Imperial College London, London

Background: Obesity is associated with an increased risk of ventricular arrhythmias and sudden cardiac death. Although the 12-lead electrocardiogram (ECG) may detect repolarisation abnormalities, it lacks the spatial resolution for detailed characterisation of the proarrhythmic substrate associated with obesity. We ...

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