First-degree heart block is the mildest type and often requires no treatment. Third-degree heart block is the most severe and ...

A two-month-old baby is thriving after receiving the world’s smallest pacemaker late last year. According to doctors, Mikey Oliveri was born prematurely and weighed just 2.5 kg and had his life saved ...

Jessika Seward, then 22, felt a jolt of pain in her chest while working an overnight shift as a cardiac nurse in April 2023. At first, she brushed it off. But the pangs continued for a half hour and a ...