Taru Garthwaite, Tanja Sjöros, Saara Laine, Mikko Koivumäki, Henri Vähä-Ypyä, Tiina Verho, Jooa Norha, Petri Kallio, Maria Saarenhovi, Eliisa Löyttyniemi, Harri Sievänen, Noora Houttu, Kirsi Laitinen, Kari K Kalliokoski, Tommi Vasankari, Juhani Knuuti, Ilkka Heinonen
Metabolic flexibility (MetFlex) describes the ability to respond and adapt to changes in metabolic demand and substrate availability. The relationship between physical (in)activity and MetFlex is unclear. This study aimed to determine whether sedentary time, physical activity (PA), and cardiorespiratory fitness associate with MetFlex. Sedentary time, standing, and PA were measured with accelerometers for four weeks in 64 sedentary adults with metabolic syndrome (37 women, 27 men; 58.3 [SD 6.8] years). Fitness (VO2 max [mL·kg-1 ·min-1 ]) was measured with graded maximal cycle ergometry...
February 28, 2024: American Journal of Physiology. Endocrinology and Metabolism