… therefore, prevention strategies should address both increasing activity and reducing time spent sitting. The relationship between activity and cardiovascular benefit is curvilinear. The largest relative…

…the energy cost of physical activity. One metabolic equivalent (1 MET) is defined as the amount of oxygen consumed while sitting at rest and is…

…artefact ruins an exercise test more often than anything else. Record a resting ECG both supine and sitting, and resting blood pressure in both arms…

…ECG Ventricular fibrillation, pulseless electrical activity (PEA) and sudden cardiac arrest This chapter will focus on ventricular fibrillation and pulseless electrical activity (PEA). These are…

Arrhythmias and arrhythmology Pharmacology & dosing Definition and Pathophysiology Sotalol is a nonselective beta adrenoceptor blocker devoid of intrinsic sympathomimetic activity that also prolongs cardiac repolarization…

…minutes is the practical threshold for treatment, known as t1. After about 30 minutes of continuous convulsive activity, t2, the risk of permanent neuronal injury…

…crisis. Mechanism of action Phentolamine is a non selective alpha adrenergic blocker. Phentolamine reduces blood pressure while increasing catecholamine activity. Effects Primarily causes afterload reduction…

…organized, continuous atrial electrical activity. This activity most commonly presents as a characteristic saw tooth pattern at rates typically exceeding 200 beats per minute. While…

…with cardiovascular disease, including those recovering from myocardial infarction. It extends beyond exercise training to incorporate individualized physical activity counselling, risk factor modification, nutritional care…

…clearance of circulating LDL cholesterol (LDL C). Increased PCSK9 activity therefore contributes to higher LDL C concentrations. The genetic evidence provides the rationale for therapeutic…