Atrial Fibrillation Explained

Atrial fibrillation, often referred to as AFib, is a common type of arrhythmia, which refers to irregular heartbeats. Normally, the heart beats in a steady, coordinated rhythm. However, AFib disrupts this pattern, causing the heart to beat in a completely disorganized and unpredictable manner. This condition is not only widespread but also poses several significant health risks.

Key Health Risks Associated with Atrial Fibrillation

Increased Risk of Stroke: One of the most serious complications of atrial fibrillation is the heightened risk of stroke. In fact, individuals with AFib are more than five times more likely to experience a stroke compared to those without the condition. This is because the irregular heartbeat can lead to the formation of blood clots in the heart, which may then travel to the brain.

Impact on Heart Function: The heart functions best when it beats in a rhythmic and coordinated way. In AFib, this rhythm is disrupted, leading to inefficient blood flow. Over time, this irregularity can weaken the heart and potentially lead to heart failure. Some patients may experience symptoms such as palpitations, shortness of breath, or fatigue. Interestingly, while some individuals with chronic AFib initially feel symptoms, they may become accustomed to the condition over time and report fewer noticeable effects.

Common Causes and Risk Factors

Atrial fibrillation can be triggered by a variety of factors. Hypertension (high blood pressure) is one of the leading causes, as it places extra strain on the heart. Other contributing factors include advanced age, obesity, and excessive alcohol consumption. Managing AFib can be complex, often requiring a combination of lifestyle changes, medications, and sometimes medical procedures to restore and maintain a normal heart rhythm.