In the new guidelines, statin treatment targets are back for both primary and secondary prevention. Patients whose 10-year risk of ASCVD is 20% or more should try to reduce LDL-C levels by at least 50%, the same goal as for
An arrhythmia is a problem with the rate or rhythm of the heartbeat. During an arrhythmia, the heart can beat too fast, too slowly, or with an irregular rhythm. When a heart beats too fast, the condition is called tachycardia.