Why relying only on a normal ECG might put your heart at risk: Here’s what tests you should take next

An electrocardiogram (ECG) is a common heart health test, but a normal result doesn't guarantee a healthy heart. The electrical system is measured by ECG, but it cannot detect blockages or structural ...
eLife

Distinct functions of cardiac β-adrenergic receptors in the T-tubule vs. outer surface membrane

(β-ARs) regulate cardiac function during sympathetic nerve stimulation. β-ARs are present in both the cardiac T-tubule (TTM) and outer surface membrane (OSM), but how their location impacts their ...