Heart & Cardiovascular Health
High Potassium Levels: Symptoms, Causes & Treatment
Potassium is an electrolyte, meaning it carries a small electrical charge that helps your cells function.
Medical Author
Dr. David Thompson, MD, FRCPC
Cardiologist · Canada Health Journal
Dr. David Thompson is a board-certified cardiologist at the University of Toronto, with over 16 years of experience in cardiovascular medicine. A Fellow of the Royal College of Physicians of Canada (FRCPC), he specializes in preventive cardiology, heart failure management, and cardiac rehabilitation. Dr. Thompson has published extensively on hypertension and coronary artery disease in Canadian populations.
Articles by Dr. David Thompson, MD, FRCPC
Heart & Cardiovascular Health
Premature Atrial Contractions: Symptoms & Treatment
Your heart beats in a steady rhythm controlled by electrical signals. Normally, these signals start in the right atrium — one of …
Heart & Cardiovascular Health
Muscle Mass and Heart Disease Risk: What Canadians Should Know
New research suggests a surprising link between muscle mass and heart disease risk. Studies show that men with lower muscle mass …
Heart & Cardiovascular Health
Endocarditis: Symptoms, Causes & Treatment
The inside of your heart is lined with a thin layer of tissue called the endocardium. Endocarditis occurs when this lining becomes …
Heart & Cardiovascular Health
Arrhythmogenic Right Ventricular Cardiomyopathy Explained
As a result, the right ventricle loses its ability to contract and relax properly. This abnormal tissue also disrupts the heart’s …
Heart & Cardiovascular Health
Heart-Healthy Diet: Foods That Protect Your Heart
A heart-healthy diet is one of the most powerful tools you have to protect your heart. Nutrition experts and cardiologists agree …
Heart & Cardiovascular Health
Potassium and Heart Health: What Canadians Should Know
Potassium is a mineral found abundantly in soil, water, and the foods we eat. It is essential to virtually every living thing — …
Heart & Cardiovascular Health
Renal Denervation for Resistant Hypertension: What Canadians Should Know
If you have renal denervation for resistant hypertension on your radar, you are not alone. Thousands of Canadians struggle with …
Heart & Cardiovascular Health
Heart Arrhythmia Symptoms: What to Do When Help Is Far
Sudden palpitations, weakness, shortness of breath, and sweating can be frightening. These are common heart arrhythmia symptoms, …
Heart & Cardiovascular Health
Hypertensive Heart Disease: Complications & Treatment
High blood pressure is defined as a reading consistently above 140/90 mmHg. When blood pressure stays high over months or years, …