Heart block (HB) [1] is a disorder in the heart's rhythm due to a fault in the natural pacemaker. [2] This is caused by an obstruction – a block – in the electrical conduction system of the heart.

Heart block is a delay or disruption within the heart's electrical conduction system that controls the rhythm and beats, causing the heart to beat slowly or skip beats. Several possible causes of ...

First-degree heart block: The PR interval is longer than 200 milliseconds, consistent with a slowing of the impulse through the AV node. Mobitz type 1 second-degree heart block: The PR interval ...

Minecraft Preview update 1.42 (current-gen 1.027), and this is tagged as developer version 1.21.50.20! Read on for the patch ...

Learn everything you need to know about the Minecraft Winter Drop, including its release date, new features, mob and biome.

Sprung' The Block's Keith debuts major transformation after quitting the show “My heart sank when I saw Ricky destroying the beautiful timber. Insanity!” one person wrote, while another added, “I ...

srael carried out an air strike on a Beirut apartment block on Monday, a Lebanese security source said, killing four people in its first such raid on the heart of the city since the outbreak of ...

The boyband will perform at the Dolby Live at Park MGM for three blocks of dates starting June ... iHeartRadio Music Festival on Saturday, Sept. 21. In true Vegas style, they launched the news ...

Has someone out of nowhere ever texted you, and you threatened to block them if they didn't tell you where they got your number from? Well, that was the case for this lady, and she is now stuck with ...