The ability to identify an abnormality on the 12-lead ECG, suggestive of underlying cardiac ... 6,11 Heart rates ≥30 beats/min are considered normal in highly trained athletes. Sinus arrhythmia is ...

A normal pressure measurement sits at 981 mbar ... This ends up placing more pressure on your joints, which can lead to the pain you may feel. Lower barometric pressure also brings colder weather ...

Paroxysmal atrial fibrillation: Self-limiting and sinus rhythm restores spontaneously. Lasts for less than 7 days. Does not require intervention to convert to a normal rhythm (electrical or ...