Browsing Bergen Open Research Archive by Author "Vietheer, Alexander"
Now showing items 1-4 of 4
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Effect of maternal sleep on embryonic development
Vietheer, Alexander; Kiserud, Torvid; Haaland, Øystein Ariansen; Lie, Rolv T.; Kessler, Jørg (Journal article; Peer reviewed, 2022)The concept of developmental origin of health and disease has ignited a search for mechanisms and health factors influencing normal intrauterine development. Sleep is a basic health factor with substantial individual ... -
Human Embryonic Development : Effects of Physical Activity and Sleep in Physiological Pregnancies
Vietheer, Alexander (Doctoral thesis, 2024-05-03)Bakgrunn: Forskningsfeltet "Developmental Origin of Health and Disease" (DOHaD) har vist hvor betydningsfull fosterutviklingen er for individets fremtidige helse og sykdomsrisiko. I senere år har den tidligste perioden av ... -
Maternal physical activity affects yolk sac size and growth in early pregnancy, but girls and boys use different strategies
Vietheer, Alexander; Kiserud, Torvid; Ebbing, Cathrine; Rajkumar, Hemamaalini; Haaland, Øystein Ariansen; Lie, Rolv T.; Romero, Roberto; Kessler, Jørg (Journal article; Peer reviewed, 2023)This longitudinal study investigated the impact of actigraphy-measured maternal physical activity on yolk sac size during early development. The yolk sac, a transient extraembryonic organ, plays a crucial role in embryonic ... -
Sleep and physical activity from before conception to the end of pregnancy in healthy women: a longitudinal actigraphy study
Vietheer, Alexander; Kiserud, Torvid; Lie, Rolv Terje; Haaland, Øystein Ariansen; Kessler, Jörg (Journal article; Peer reviewed, 2021)Background: Sleep and physical activity changes are common in pregnancy, but longitudinal data starting before conception are scarce. Our aim was to determine the changes of the daily total sleep time (TST) and physical ...