by Dr. Gabriel M. Freitas | 09/18/2025 | Cardiovascular Diseases
Hypertension, also known as high blood pressure, is a chronic condition in which the force of blood against the artery walls remains consistently elevated. It is one of the most common health problems worldwide, affecting millions of people of all ages—and it often...
by Dr. Gabriel M. Freitas | 08/22/2025 | Cardiovascular Diseases
Tachycardia is a medical term used to describe an abnormally fast heart rate. At rest, the human heart normally beats between 60 and 100 times per minute. When the rate exceeds this limit—especially above 100 beats per minute—it is considered tachycardia. While many...
by Dr. Gabriel M. Freitas | 08/19/2025 | Cardiovascular Diseases
Bradycardia is a heart condition characterized by a slower-than-normal heart rate. In healthy adults, the heart typically beats between 60 and 100 times per minute at rest. When the heart rate drops below 60 bpm, bradycardia may be present. While in some cases this...
by Dr. Gabriel M. Freitas | 07/22/2025 | Cardiovascular Diseases
Atrial fibrillation (AF) is the most common cardiac arrhythmia globally, especially among people over the age of 60. It is characterized by irregular and often rapid heartbeats that can increase the risk of stroke, heart failure, and other serious complications....
by Dr. Gabriel Freitas | 05/17/2025 | Cardiovascular Diseases, Special Date
Arterial hypertension, or high blood pressure, is one of the main risk factors for cardiovascular diseases — such as heart attack, stroke, and heart failure — and represents a major public health challenge around the world. That’s why World Hypertension Day,...
by Dr. Gabriel Freitas | 03/31/2025 | Cardiovascular Diseases
Myocardial infarction, commonly known as a heart attack, occurs when blood flow to the heart is blocked, usually by a clot in a coronary artery. This event can be fatal if not treated quickly. In this article, we address the causes of heart attack, its symptoms, the...