Have you ever stopped to think about the evidence behind the treatments you offer your patients? How do you know that the treatment is right for them? 

This series, Using evidence in practice, sets out a summary of that evidence for you, so that you know that there is a solid foundation behind the recommendations you make. 

Professors John Lawrenson and Chris Hull have written an explanation of the evidence behind the efficacy of blue blocking spectacle lenses for visual comfort and as protection against macular disease.