Everyone knows the old adage "it all goes downhill after 40". In fact, your visual acuity peaks in your 20's. Light and human health have recently been at the forefront of many design discussions. This program will cover the characteristics of the human visual system, the impact aging has on our ability to see and how light (and color of light) impacts human health. This program will help shape your future lighting design decisions to ensure that users of all ages are positively impacted by lighting in your projects.