Tachycardia is an abnormally fast heartbeat an irregular heartbeat a slow heartbeat a normal heartbeat

1st-degree AV heart block can occur with any rhythm originating in the SA node, such as sinus rhythm, bradycardia, or tachycardia

Tachycardia is a common type of heart rhythm disorder in which the heart beats faster than normal while at rest.

because health skills are tools and strategies and also practical skills are also something you need to learn (like tools and strategies) and put it in reality.