References
- Clapp JF. The course of labor after endurance exercise during pregnancy. Am J Obstet Gynecol. 1990; 163: 1799–805
- Kardel KR, Kase K. Training in pregnant women: effects on fetal development and birth. Am J Obstet Gynecol. 1998; 178: 280–6
- Dempsey JC, Butler CL, Williams MA. No need for a pregnant pause: physical activity may reduce the occurrence of gestational diabetes mellitus and preeclampsia. Exerc Sport Sci Rev. 2005; 33: 141–9
- Kardel KR. Effects of intense training during and after pregnancy in top-level athletes. Scand J Med Sci Sports. 2005; 15: 79–86
- Neilson JP, Lavender T, Quenby S, Wray S. Obstructed labour. Br Med Bull. 2003; 67: 191–204
- Cheng YW, Hopkins LM, Caughey AB. How long is too long: Does a prolonged second stage of labor in nulliparous women affect maternal and neonatal outcomes?. Am J Obstet Gynecol. 2004; 191: 933–8
- Creanga AA, Genadry RR. Obstetric fistulas: a clinical review. Int J Gynaecol Obstet. 2007; 99: S40–6
- Magann EF, Evans SF, Weitz B, Newnham J. Antepartum, intrapartum, and neonatal significance of exercise on healthy low-risk pregnant working women. Obstet Gynecol. 2002; 99: 466–72
- Bungum TJ, Peaslee DL, Jackson AW, Perez MA. Exercise during pregnancy and type of delivery in nulliparae. J Obstet Gynecol Neonatal Nurs. 2000; 29: 258–64
- Rice PL, Fort IL. The relationship of maternal exercise on labor, delivery and health of the newborn. J Sports Med Phys Fitness. 1991; 31: 95–9
- Beckmann CR, Beckmann CA. Effect of a structured antepartum exercise program on pregnancy and labor outcome in primiparas. J Reprod Med. 1990; 35: 704–9
- Friedman CA. Labor: clinical evaluation and management. Appleton-Century-Crafts, Norwalk, CT 1978
- Lotgering FK, Van Doorn MB, Struijk PC, Pool J, Wallenburg HCS. Maximal aerobic exercise in pregnant women: heart rate, O2 consumption, CO2 production, and ventilation. J Appl Physiol. 1991; 70: 1016–23
- McMurray RG, Hackney AC, Katz VL, Gall M, Watson WJ. Pregnancy-induced changes in the maximal physiological responses during swimming. J Appl Physiol. 1991; 71: 1454–9
- Voldner N, Froslie KF, Bo K, Haakstad L, Hoff C, Godang K, et al. Modifiable determinants of fetal macrosomia: role of lifestyle-related factors. Acta Obstet Gynecol Scand. 2008; 87: 423–9
- Cooper, CB, Storer, T. Response variables. Exercise Testing and Interpretation: A practical approach. ISBN 0521648424. Cambridge University Press; 2001. p. 93–148.
- Borg GA. Psychophysical bases of perceived exertion. Med Sci Sports Exerc. 1982; 14: 377–81
- Zhang J, Bricker L, Wray S, Quenby S. Poor uterine contractility in obese women. BJOG. 2007; 114: 343–8