Trends in Heart Rate and Heart Rate Variability During Pregnancy and the 3-Month Postpartum Period: Continuous Monitoring in a Free-living Context

¹ Department of Computing , University of Turku , Turku , FI

² Department of Nursing Science , University of Turku , Turku , FI

³ Department of Obstetrics and Gynaecology , Turku University Hospital , Turku , FI

⁴ Faculty of Medicine , University of Turku , Turku , FI

⁵ Department of Computer Science , University of California, Irvine , Irvine , CA , US

⁶ School of Nursing , University of California, Irvine , Irvine , CA , US

⁷ Institute for Future Health , University of California, Irvine , Irvine , CA , US