Preconception Care

The purpose of this study is to determine whether an intervention combining motivational interviewing and follow-up with a mobile phone application will help overweight women and their partners adopt healthy lifestyle habits in the preconception period. This study will also evaluate the impact of the intervention on the weight, waist circumference, and body fat of women and their partners. Women and their partners will be followed through pregnancy to explore the effects of the intervention on the adequacy of gestational weight gain, rates of pregnancy complications, delivery mode, and infant birth weight.

The aim of this randomized controlled trial is to improve birth outcomes and long-term outcomes in mother and child by optimizing lifestyle,nutrition and stress experience in the preconception period and early pregnancy in women and men The main research question that will be addressed is: Does an intervention focused on optimizing preconception and early pregnancy lifestyle, nutrition and stress improve the birth outcomes and long-term outcomes in mother and child? Participants will receive an individual lifestyle consultation at the start of the study. Depending on their study arm, participants will receive an additional lifestyle program focused on health during preconception and early pregnancy, coping with stress and adherence to a healthy(er) lifestyle. The given advices are based on national guidelines. Researchers will compare the intervention group and control group to see if (adherence to) this lifestyle program improve birth outcomes and long-term outcomes in mother and child.