Blue light causes oxidative stress to the retina, especially in people with low macular pigment optical density (MPOD). Blue light also causes visual disturbance.
Wear sunglasses that filter blue light for AMD prevention and enhanced visual performance.
Drobek-Slowik, M., Karczewicz, D., and Safranow, K. 2007. The potential role of oxidative stress in the pathogenesis of the age-related macular degeneration (AMD). Postepy Hig Med Dosw 61:28-37 (ISSN: 1732-2693).