Interval Versus Continuous Exercise During Pregnancy

Effects of Acute High-intensity Intervals Versus Moderate-intensity Continuous Cycling on Maternal and Fetal Health

The objective of this randomized cross-over design was to investigate the fetal well-being and maternal glycemic response to an acute bout of aerobic high-intensity interval training (HIIT) and moderate-intensity continuous training (MICT) with pregnant individuals.

Inclusion Criteria:

• Carrying a singleton pregnancy (i.e. greater than or equal to 20 weeks of gestation).
• Has access to a stationary bike
• Located within Canada and/or within Edmonton Alberta

Exclusion Criteria:

• History of smoking within the last year
• Taking medications that may interfere with cardiovascular function.
• High-order pregnancies, e.g. twins or above.
• Females with absolute contraindications (as outlined by the Canadian Guidelines for Physical Activity throughout Pregnancy and the PARMed-X questionnaire)