Raised BMI in Preganancy
- Sally Goodwin
- Dec 9, 2024
- 4 min read
Updated: Jan 30
BMI, or Body Mass Index, is often criticized for being a poor measure of health and well-being due to several reasons:
Limited assessment: BMI only considers a person's weight and height, disregarding other important factors such as muscle mass, bone density, and distribution of fat. As a result, it fails to differentiate between fat and muscle, which can lead to inaccurate classifications of individuals as overweight or obese.
Inadequate Representation: BMI does not consider variations in body composition among different populations, ethnicities, and genders. It assumes a standard relationship between weight and height, which may not be applicable to everyone. For example, athletes or individuals with high muscle mass may have a higher BMI despite being in good health.
Health Risk Over-Simplification: BMI categorises individuals into broad ranges (underweight, normal weight, overweight, obese) without considering other health indicators such as blood pressure, cholesterol levels, or overall fitness. This oversimplification can lead to misinterpretation of health risks and may not accurately reflect an individual's overall well-being.
Psychological Impact: Relying solely on BMI as a measure of health can contribute to body dissatisfaction, low self-esteem, and unhealthy behaviours. People may become overly focused on achieving a specific BMI category, leading to disordered eating patterns or excessive exercise, which can negatively impact mental and physical health.
Lack of Individual Context: BMI does not account for individual circumstances, such as age, genetics, or underlying health conditions. It fails to consider the complexity of an individual's health and well-being, making it an incomplete measure for assessing overall health status. While BMI can provide a general indication of weight-related health risks at a population level, it should not be considered as the sole determinant of an individual's health and well-being especially for women in pregnancy and postnatally. It is important to consider a comprehensive range of factors, including body composition, lifestyle, and other health indicators, to obtain a more accurate assessment.
Understanding Raised BMI in Pregnancy: Insights from Sara Wickham's Research on Plus-Size Pregnancy
Pregnancy is a transformative journey that brings joy, anticipation, and a range of physical changes. One aspect that has gained attention in recent years is the impact of raised BMI (Body Mass Index) on pregnancy. In this blog, we will explore the research conducted by Sara Wickham, a renowned midwife and researcher, on plus-size pregnancy. By delving into her findings, we aim to shed light on the unique challenges faced by women with raised BMI during pregnancy and provide insights into the importance of personalised care.
Understanding BMI and Its Relevance in Pregnancy
BMI is a measure of body fat based on an individual's weight and height. It is commonly used to assess whether a person falls within a healthy weight range. However, when it comes to pregnancy, the traditional BMI scale may not accurately reflect the health and well-being of the mother and baby.
Sara Wickham's Research on Plus-Size Pregnancy
Sara Wickham, a respected midwife and researcher, has dedicated her work to exploring the experiences of women with raised BMI during pregnancy. Her research challenges the prevailing narrative that higher BMI automatically equates to increased risks and complications during pregnancy.Wickham's research highlights the importance of adopting a holistic approach to care, focusing on individual needs rather than solely relying on BMI as a determining factor. She emphasises that women with raised BMI can have healthy pregnancies and positive birth experiences when provided with appropriate support and care.

Challenges Faced by Women with Raised BMI in Pregnancy
Women with raised BMI often encounter unique challenges during pregnancy. These challenges can include:
Increased risk of gestational diabetes: Research suggests that women with raised BMI may have a higher likelihood of developing gestational diabetes, a condition that affects blood sugar levels during pregnancy. However, it is important to note that not all women with raised BMI will develop gestational diabetes, and appropriate monitoring and support can help manage this risk.
Limited access to appropriate care: Some healthcare providers may have biases or assumptions about women with raised BMI, leading to inadequate care or a lack of understanding of their specific needs. This can result in suboptimal prenatal care and increased stress for the mother.
Increased risk of caesarean birth: Women with raised BMI may face an increased likelihood of caesarean birth due to concerns about potential complications. However, it is crucial to remember that vaginal birth is often a safe and viable option for women with raised BMI, and individualised care plans should be developed to support their preferences and needs.
The Importance of Personalised Care
Sara Wickham's research emphasises the significance of personalised care for women with raised BMI during pregnancy. By tailoring care plans to individual needs, healthcare providers can address concerns, provide appropriate support, and empower women to make informed decisions about their pregnancy and birth experiences.Personalised care may include:
Regular monitoring: Regular check-ups and monitoring of blood pressure, blood sugar levels, and fetal growth can help identify and manage any potential risks or complications.
Nutritional guidance: Collaborating with a registered dietitian or nutritionist can help women with raised BMI receive appropriate guidance on maintaining a healthy diet during pregnancy.
Emotional support: Pregnancy can be an emotional journey, and women with raised BMI may face additional stress due to societal stigmas. Offering emotional support and creating a safe space for open communication can significantly impact their overall well-being.
Conclusion
Sara Wickham's research on plus-size pregnancy challenges the notion that raised BMI automatically equates to increased risks and complications during pregnancy. By adopting a personalised approach to care, healthcare providers can support women with raised BMI in having healthy pregnancies and positive birth experiences. It is crucial to recognise the unique challenges faced by these women and provide them with the necessary resources, support, and understanding throughout their pregnancy journey.