Managing Gestational Diabetes Before and During Pregnancy
Learn about risks, impacts, and lifestyle changes for gestational diabetes.
MAJ Sujan, HMS Skarstad, G Rosvold, SL Fougner, T Follestad, KÅ Salvesen, T Moholdt
― 6 min read
Table of Contents
- Who’s at Risk?
- The Impact on Babies
- The Standard Advice
- Missed Opportunities
- New Strategies
- Research Study Overview
- How They Did It
- Who Joined In?
- What Happened Next?
- Keeping Track
- What Did They Find?
- Weight and Health Changes
- The Ups and Downs
- Lessons Learned
- What’s Next?
- Takeaways
- Conclusion
- Original Source
- Reference Links
Gestational Diabetes is a fancy term for high blood sugar that happens during pregnancy. Believe it or not, it affects about one in seven babies born around the world. It’s like getting a surprise guest at a party – only this guest is not that great for your health!
Who’s at Risk?
Now, not everyone gets this surprise visitor. Some folks are more likely to have gestational diabetes than others. If you’ve got a higher weight before pregnancy, gain too much weight while pregnant, or if you’re a bit older, you could be at risk. Also, if you’ve had gestational diabetes before, have diabetes in your family, or are from a non-European background, you might want to pay more attention.
The body starts becoming less responsive to insulin, which is the hormone that helps control sugar levels in your blood, and that can be a problem. When this happens, your body needs to work extra hard, which can lead to higher sugar levels. The good news is that usually, Blood Sugar Levels go back to normal after having the baby. However, having gestational diabetes can lead to health issues later in life, like type 2 diabetes or heart disease.
The Impact on Babies
If you have gestational diabetes, your baby might also face risks. They might arrive with heart problems or have a higher chance of being overweight later on, which can lead to diabetes. It's like passing down a family heirloom, but this one isn’t something you want to inherit!
The Standard Advice
So, what do doctors usually recommend for pregnant folks? They often suggest some moderately intense Exercise-like brisk walking-for at least 150 minutes a week and eating healthy. Seems simple, right? But guess what? Many people struggle to stick to these recommendations while dealing with the joys (and challenges) of pregnancy. Biological changes and worries about the little one can make changing habits feel like climbing a mountain.
Missed Opportunities
Most studies look at lifestyle changes starting around 16-20 weeks into pregnancy, missing out on the chance to make changes before getting pregnant. The months before pregnancy can be a golden opportunity to set a healthy foundation for both mom and baby.
Researchers have found that if you have Healthy Eating and exercise habits before getting pregnant, you may be less likely to face issues like gestational diabetes. But the specific details about what to do in that time period are still unclear.
New Strategies
Recently, some researchers have been looking into different ways to improve health before and during pregnancy. For example, methods like time-restricted eating (TRE), where people only eat during a specific time window, and high-intensity interval training (HIIT), which is a tough workout for short bursts, might help improve blood sugar control.
However, there isn’t much evidence on how these strategies work during pregnancy, but we know they can help out people in general. One study even showed it was doable for pregnant folks to stick to TRE for a few weeks. However, it didn’t show much change in blood sugar levels.
Research Study Overview
A group of researchers set out to study how combining TRE with exercise before and during pregnancy would affect blood sugar levels in women at risk for gestational diabetes. They called their study "BEFORE THE BEGINNING." This fancy name really means they wanted to help people before childbirth, not just during or after.
How They Did It
This study took place in Norway and involved a group of women. They set it up like a friendly competition, dividing participants into two groups – one following a special lifestyle plan and the other going about their usual way of life.
The special plan included exercise and eating within a certain time frame-specifically, 10 hours a day. Participants had to record what they ate and how active they were. They used smartwatches to track activity and keep things interesting.
Who Joined In?
They recruited women aged 20 to 35 who were planning to get pregnant. They looked for those with a higher body weight or a history of diabetes in their family. They excluded those already pregnant or with known diabetes.
What Happened Next?
Participants were randomly put into the lifestyle intervention group or the control group. The intervention group was advised to stick to the exercise routine and the time-restricted eating plan while the control group just continued with their usual lifestyle.
Keeping Track
To keep tabs on progress, researchers did assessments at various stages of pregnancy. They measured blood sugar levels and other health markers. They also looked at how much weight the ladies gained during pregnancy.
What Did They Find?
Despite hopes for big changes, the results were a bit disappointing. There wasn’t a significant difference in blood sugar levels between the two groups. The lifestyle intervention didn’t lead to fewer cases of gestational diabetes either.
Weight and Health Changes
However, there was good news buried in the numbers. The intervention group gained less weight during pregnancy than the control group.
They started with longer eating windows (about 12 hours), but participants in the intervention group reduced their eating time to about 10 hours, which was a win! They also recorded higher activity levels before pregnancy, but those levels dropped during pregnancy.
Fitness can be challenging during pregnancy, and the participants had to deal with fatigue and other issues that come with it.
The Ups and Downs
The study had its strengths, such as being well-organized and having many ways to track results. But there were also downsides, like a mostly well-educated group that might not represent the general population.
It’s worth noting that finding the right approach to make lifestyle changes stick during pregnancy is tough.
Lessons Learned
The study concluded that while combining TRE and exercise might not have worked miracles for blood sugar control, it did lead to less Weight Gain. This points to the importance of being healthy before pregnancy, as it can set you up for a smoother journey.
What’s Next?
Future research could explore whether more structured and supervised exercise could help. Using technology to assist in tracking progress and keeping people accountable might also lead to better results.
While this study has shown us a few things, the door remains wide open for more exploration.
Takeaways
- Stay Active: Keeping active before and during pregnancy can make a difference.
- Set Healthy Habits Early: Changes made before pregnancy might have a lasting impact.
- Challenges Exist: Sticking to exercise and diet plans during pregnancy can be a real struggle.
Conclusion
Ultimately, if you’re thinking about getting pregnant, it’s a good idea to focus on health and activity levels in those months leading up. While the BEFORE THE BEGINNING study didn’t find a magic bullet for gestational diabetes, it reinforces the need to be proactive. With a little work and perseverance, you can pave the way for a healthier pregnancy and baby. And remember, every step toward better health counts, even if it feels like just a little shuffle!
Title: Time-restricted eating and exercise training before and during pregnancy for people with increased risk of gestational diabetes: the BEFORE THE BEGINNING randomised controlled trial
Abstract: ObjectiveTo determine the effect of a pre-pregnancy lifestyle intervention on glucose tolerance in people at higher risk of gestational diabetes mellitus (GDM). DesignRandomised controlled trial. SettingUniversity hospital in Trondheim, Norway. Participants167 people with at least one risk factor for GDM who contemplated pregnancy. InterventionThe participants were randomly allocated (1:1) to a lifestyle intervention or a standard care control group. The intervention consisted of exercise training and time-restricted eating, started pre-pregnancy and continued throughout pregnancy. Exercise volume was set using a physical activity metric that translates heart rate into a score (Personal Activity Intelligence, PAI), with the goal of [≥] 100 weekly PAI-points. Time-restricted eating involved consuming all energy within [≤] 10 hours/day, [≥] 5 days per week. Main outcome measures2-hour plasma glucose level in an oral glucose tolerance test (OGTT) in gestational week 28. The primary analysis used an intention-to-treat principle. ResultsFrom 02.10.2020 to 12.05.2023, we included 167 participants: 84 in intervention and 83 in control, out of whom 111 became pregnant (56 in intervention and 55 in control). One participant in the intervention group was excluded from the analysis because of pre-pregnancy diabetes. Pregnancy data from one participant in the control group were excluded from the analysis because of twin pregnancy. Time to pregnancy was 112 days (SD 105) in the intervention (INT) group and 83 days (SD 69) in the control (CON) group (p = .087). The intervention had no significant effect on 2-hour plasma glucose level in an OGTT in gestational week 28 (mean difference, 0.48 mmol/L, 95% confidence interval [CI], -0.05 to 1.01, p = .077). There was no evidence of between-group differences in other measures of glycaemic control before or during pregnancy. The intervention did not significantly influence GDM prevalence rates in gestational week 12 (INT 5.5%, CON 5.6%, p = 1.000) or gestational week 28 (INT 14.5%, CON 11.1%, p = .592). In gestational week 28, the intervention group had gained less weight (2.0 kg, 95% CI, -3.3 to -0.8, p = .002) and fat mass (-1.5 kg, 95% CI, -2.5 to -0.4, p = .008) than the control group. Participants could adhere to the [≤] 10-hour eating window and maintain [≥] 100 PAI per rolling week pre-pregnancy, but adherence to both intervention components decreased during pregnancy. ConclusionsA combination of time-restricted eating and exercise training started before and continued throughout pregnancy had no significant effect on glycaemic control in late pregnancy, but our findings suggest that the intervention lowered gestational weight and fat mass gain in people with increased risk of GDM. Trial registrationClinicalTrials.gov NCT04585581
Authors: MAJ Sujan, HMS Skarstad, G Rosvold, SL Fougner, T Follestad, KÅ Salvesen, T Moholdt
Last Update: 2024-11-08 00:00:00
Language: English
Source URL: https://www.medrxiv.org/content/10.1101/2024.11.08.24316895
Source PDF: https://www.medrxiv.org/content/10.1101/2024.11.08.24316895.full.pdf
Licence: https://creativecommons.org/licenses/by-nc/4.0/
Changes: This summary was created with assistance from AI and may have inaccuracies. For accurate information, please refer to the original source documents linked here.
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