The pollen log is part of the APOLLO study.
The pollen logbook is part of the APOLLO study on the health monitoring of pollen allergy sufferers. It enables study participants to record symptoms and impairments in everyday life that are caused by their pollen allergy on a daily basis. In addition, the study participants are provided with diagrams of the pollen concentration in the air as well as a graphic representation of their symptoms and impairments in everyday life over time.