My glasses no longer help me see everything clearly! Your vision may have changed.
Measures / Improvements
First, visit an eye clinic and receive appropriate treatment based on your symptoms. Improve your working environment or take breaks to relax your eyes. Warm up your eyes to promote better blood circulation. If you frequently focus on nearby objects while working, consider using bifocal or progressive lenses for intermediate/near vision, or lenses that support near vision and help relax your eyes. Get new glasses according to your needs and capabilities. Keep your glasses clean.