Title: Intermittent Hypoxia improves Cognitive Performance and Quality of Life in Elderly Adults Authors‘ names: PhD Lutz Schega, PhD Beate Peter, Alexander Toerpel, Harry Mutschler, PhD Berend Isermann, Dennis Hamacher Institute where the work was conducted: Department of Sport Science, Otto-von-Guericke-University Magdeburg, Germany Short title: Hypoxia improves cognition and quality of life Key words: intermittent hypoxia, cognition, quality of life, elderly Address of the corresponding author: PhD Lutz Schega Department of Sport Science, Otto-von-Guericke-University Magdeburg Brandenburger Str. 9, 39104 Magdeburg, Germany E-mail address: Schega.Lutz@ovgu.de Tel.: +49 3916756126 Fax: +49 3916756754