Can Swannies cure my insomnia? Sam June 06, 2017 04:39 Updated Follow There is compelling scientific evidence that blue light blocking glasses can help alleviate insomnia. Related articles When will I notice results? What is bluelight? Can I wear them during the day? Is there a return/exchange policy? I think Swannies are highly priced compared to other competitors on the market. Can you explain why? Comments 0 comments Article is closed for comments.