Taking an ECG reading on your watch can help determine if you have a healthy heart rhythm. However, many people may only use this feature once and then forget about it. For a substantial number of ...

In second-degree type II AV nodal block (a.k.a. Mobitz Type ... three consecutive P waves may be followed by a QRS complex, giving the ECG a normal appearance, then the fourth P wave may suddenly ...

then it is most likely second-degree AV nodal block type II, and a pacemaker is probably warranted. Various maneuvers can be employed to distinguish between the two potential rhythms when an ECG ...