Wearing UV-blocking sunglasses, donning a wide-brimmed hat, staying hydrated, and avoiding peak sun hours help reduce the impact of high temperatures on your eyes.

Limiting device use, maintaining proper screen distance, and keeping eyes hydrated help reduce the impact of blue light on the eyes.

High cholesterol, thyroid disease, diabetes, and autoimmune diseases can all impact vision and eye health.

The sensation of gritty eyes, as if a foreign object is present, can stem from various causes, ranging from common dry eye syndrome to more serious conditions affecting the cornea or eyelids.

Macular degeneration, glaucoma, and chronic dry eyes can affect vision if not detected and treated early.

Beyond regular eye exams, maintaining a healthy lifestyle, exercising, and consuming foods rich in vitamins and antioxidants can help protect vision long-term.

Minh Anh, 32, from Ninh Binh, asks: Why is one of my eyes good, while the other is blurry, sometimes requiring me to squint to see clearly, especially when reading small print or looking far away? What disease is this a symptom of, and how is it treated?