The QRS complex is positive in lead I and negative in lead II and also negative in lead aVF – indicating left axis deviation TIP When you see RBBB always look for 1 st degree heart block and/or left ...

This 81 year old woman presents to her GP with blackouts lasting a few seconds. What does her ECG show? A Sinus rhythm with Mobitz I second degree (Wenckebach) AV block The ECG shows consistent p ...

Whether you're studying for the boards or just want to stay sharp, Learn the Heart has the tools you need to challenge your cardiology IQ.

Whether you're studying for the boards or just want to stay sharp, Learn the Heart has the tools you need to challenge your cardiology IQ.

The Apple Watch introduced electrocardiogram (ECG) heart measurements in 2018, and the feature has been saving lives ever since. Available on the Apple Watch Series 4-11 and Ultra 1-3, ECG readings ...

Sarah Mitroff has worn many hats at CNET, including Senior Mobile Editor and Managing Editor of Health and Wellness. Currently, she is a freelance editor. Throughout her career, she's written about ...

With heart rate monitors now standard in smartwatches and fitness trackers, electrocardiograms (ECG/EKG) have rapidly become a common feature in health wearables. The technology aims to assist ...