title: How to keep track of one's physical activity budget using pervasive technologies.
authors: Center for Informatics, Institute of Movement Sciences and Sports Medicine, University of Geneva, Swizerland.
authors: Katarzyna
authors: K
authors: Wac
authors: Jody
authors: J
authors: Hausmann
authors: Bengt
authors: B
authors: Kayser
mesh_terms: D006801:Humans; D008991:Monitoring, Physiologic / Q000191:economics* / Q000379:methods*; D009043:Motor Activity / Q000502:physiology*; D012107:Research Design