Natividade de Sá Couto-Pereira, Adile Nexha, Rogério Boff Borges, Guilherme Rodriguez Amando, Ana Paula Francisco, Fernanda G Amaral, Benicio N Frey, Maria Elisa Calcagnotto, Maria Paz Hidalgo, Luísa K Pilz
Among the public health recommendations for supporting mental health during the COVID-19 pandemic, many strategies had an impact on biological rhythms, like sleep hygiene, physical exercise and healthy eating habits. Considering the known relationship between circadian organization and mental health, our aim was to test the association between behavioral regularity and mental health, and its interaction with chronotype, in a large sample surveyed in Brazil. We collected longitudinal data using online questionnaires that assessed sociodemographic characteristics, behavioral routines, mental health (PHQ-9, GAD-7, WHO-5 scales), and chronotype estimation based on midpoint of sleep on free days - MSF (μMCTQ), in a sample of 1390 participants (81% females)...
February 18, 2024: Chronobiology International