Worldwide, there has been a challenge in having quality artificial classroom lighting. The purpose of this research was to evaluate artificial classroom lighting effects on public secondary school students’ health in Nairobi County of Kenya. Twenty (20) secondary school principals, 100 teachers, 20 nurses and 409 public secondary school students were sampled for study. The study used three questionnaires which had been face and content validated to collect data. Reliability was determined using Cronbach’s alpha of 0.822. The quantitative data was analyzed descriptively and presented in form of tables and a figure. The study found out that artificial classroom lighting in public secondary schools in Nairobi County of Kenya made students to suffer from eye itch, eye strain, visual impairment, headaches and other eye related sicknesses. The study recommended that artificial classroom installation should meet the required health standards.

Keywords : Secondary School; Artificial Classroom Lighting; Health