Discover how padel, tennis and other racquet sports may improve heart health, cardiovascular fitness and longevity, explained by a cardiologist.

Can sauna use improve heart health? A cardiologist examines the evidence on blood pressure and cardiovascular benefits, plus potential risks and safety advice.

Microvascular angina is an important cause of chest pain in people without significant narrowing of the major coronary arteries. Learn about coronary microvascular dysfunction, common symptoms, modern diagnostic tests and available treatments.

What is POTS? Consultant Cardiologist Dr Bart Olechowski explains the symptoms, causes, diagnosis and treatment of Postural Orthostatic Tachycardia Syndrome, including Long COVID-related POTS.

Dr Bart Olechowski Consultant Cardiologist in Hampshire, UK (Winchester, Basingstoke, Andover)

After childbirth, some women develop unexpected heart and blood vessel issues. While pregnancy care often focuses on delivery and the baby, postpartum cardiovascular risk is equally important—and often overlooked. Research now shows pregnancy can reveal hidden heart vulnerabilities or trigger lasting changes.

Human space exploration pushes the limits of science, technology, and medicine. Researchers have long studied how living beyond Earth’s gravity affects the body — especially the cardiovascular system. Because the heart evolved under gravity, it faces unique stresses in space.

Our understanding of the human heart and cardiovascular system has evolved over thousands of years. Today’s evidence-based cardiology is grounded in advanced imaging, clinical trials, molecular biology, and large population studies.

How Music Affects your Heart? Listening to music can measurably influence heart rate (HR) and the autonomic nervous system.