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Updated: Jun 29, 2026

Swimming Exercise Protocol and Care Methods for Pregnant Rats

Swimming Exercise Protocol and Care Methods for Pregnant Rats

Published on: April 5, 2024

Physical activity patterns during pregnancy.

Katja M Borodulin¹, Kelly R Evenson, Fang Wen

¹Department of Epidemiology, School of Public Health, University of North Carolina at Chapel Hill, NC 27514, USA.

Medicine and Science in Sports and Exercise

|October 11, 2008

Summary

This summary is machine-generated.

Most pregnant women do not meet recommended physical activity levels, with activity decreasing during pregnancy. Further research is needed to understand postpartum physical activity patterns.

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Area of Science:

Obstetrics and Gynecology
Public Health
Exercise Science

Background:

Physical activity is crucial for maternal and fetal health.
Recommended physical activity levels for pregnant women are not well-defined or consistently met.
Understanding changes in physical activity during pregnancy is important for developing targeted interventions.

Purpose of the Study:

To characterize the mode, frequency, duration, and intensity of physical activity in pregnant women.
To determine if pregnant women achieve recommended activity levels.
To examine how physical activity patterns evolve throughout gestation.

Main Methods:

A cohort of 1482 pregnant women was studied as part of the Pregnancy, Infection, and Nutrition Study.
Telephone interviews assessed physical activity recall at 17-22 and 27-30 weeks of gestation.
Modes, frequency, duration, and intensity of weekly physical activity were recorded.

Main Results:

The majority of women engaged in some physical activity, primarily caregiving, indoor household tasks, and recreation.
Overall physical activity declined during pregnancy, especially in caregiving, outdoor household, and recreational domains.
Most women did not achieve the recommended physical activity levels, with higher activity reported by those consistently active throughout pregnancy.

Conclusions:

Self-reported physical activity decreases from the second to the third trimester.
A small percentage of pregnant women meet recommended activity guidelines.
Further investigation into postpartum physical activity recovery is warranted.