Sudden blurry vision in one eye can be alarming, often signaling an underlying health issue that requires prompt attention. Discover the main causes such as retinal detachment, eye infections, or vascular problems that can lead to loss of clarity in one eye. Learn about common symptoms to watch for, including pain, redness, or visual distortions, and understand why early diagnosis and treatment are critical to prevent further vision loss. This comprehensive guide explains how medical professionals diagnose the problem, available treatment options such as medications or surgical interventions, and steps you can take to protect your eye health. Whether you are experiencing sudden blurred vision yourself or seeking information for a loved one, our resource emphasizes practical advice and expert guidance for quick and effective action. Find out when it’s essential to seek emergency care and how to manage your eyesight for long-term wellness.