Vagally mediated atrioventricular (AV) block is defined as a paroxysmal AV block, localised within the AV node, associated with slowing of the sinus rate. All types of second-degree AV block, ...

Perfectionism is on the rise, research shows. Find out why it may be bad for your health and how to learn to be good enough ...

The AV block was probably caused by a hypersensitive vagotonic reflex triggered by mechanical receptors in the lower oesophagus, resulting in suppression of the AV node. Head up tilt test revealed an ...

Significant bradycardia (slow heart rate) can also occur after a stroke. Usually, the bradycardia is transient, but occasionally significant heart block may be seen, requiring the insertion of a ...

Physician-scientists found that a subset of artificial heart patients can regenerate heart muscle, which may open the door to new ways to treat and perhaps someday cure heart failure. A research ...

Learn how phase noise impacts a radar system’s performance and about a way to improve it using a voltage-controlled SAW oscillator in a PLL architecture.

Romantasy is the hottest genre in publishing right now and these are some of the biggest titles arriving in 2025.

Science often seems like it's always about careful logic, but really, many discoveries have come about entirely by accident.

quiver is a modern, graphical editor for commutative and pasting diagrams, capable of rendering high-quality diagrams for screen viewing, and exporting to LaTeX via tikz-cd. Creating and modifying ...

Long before we're born, our heart's tissues twitch and convulse in a rhythm that only ceases in our final hour. It's a function so mechanical we could be forgiven for overlooking its complexity. Yet ...

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