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What Happens When You Have a Heart Block?

First-degree heart block is the mildest type and often requires no treatment. Third-degree heart block is the most severe and often needs a pacemaker to regulate the heartbeat. Many different causes ...
Forbes

Israel PM Netanyahu Gets Emergency Pacemaker, Here’s What AV Heart Block Is

Israel's Prime Minister Benjamin Netanyahu was rushed to the Sheba Medical Center where early Sunday morning he had a cardiac pacemaker implanted. (Photo by JACK GUEZ/AFP via Getty Images) When you ...