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Save the Date: PhD Defence Dionne Sizoo

When:Th 13-06-2024 14:30 - 16:00
Where:Auditorium, Campus Fryslân (Wirdumerdijk 34, Leeuwarden)

On June 13th, PhD candidate Dionne Sizoo will be defending her PhD on the topic of "Obesity and muscle: measurement methods and comorbidities". The ceremony will include a short talk for a lay audience, so all are welcome to join. N.B.: The defence will also be broadcast through a livestream.

14:30 - 14:45
Layman's talk
15:00 - 16:00
Public defense

Obesity, a global health crisis on the rise, threatens to affect 30% of the world's population by 2030. It's not just about fitting into jeans—obesity brings on serious health issues like diabetes and high blood pressure. 

The go-to remedy? Weight loss. Lifestyle changes lead the charge here. But there are other strategies too. Medications offer hope for keeping the weight off, and bariatric surgery is the heavyweight champion for significant and long-lasting weight loss. However, the way we measure obesity might be missing the mark. The Body Mass Index (BMI) doesn't tell us the whole story—it doesn't separate muscle from fat. Enter body composition analysis, which dives deeper into our bodily makeup. Yet, for people with obesity, finding accurate, accessible methods to measure muscle mass has been like hunting for a needle in a haystack.

Our studies are shedding light on new methods to measure muscle mass. Ultrasonography emerges as a promising tool—it's reliable, affordable, and can accurately measure fat and muscle mass. Compared to other methods like bioelectrical impedance analysis and skinfold thickness measurements, ultrasound comes out on top. Understanding the interplay between muscle mass and obesity-related health issues is crucial.

Our research suggests that as muscle mass decreases, the risk of conditions like type 2 diabetes rises. Identifying and addressing low muscle mass (sarcopenic obesity) could be a game-changer for improving health outcomes. So, while the battle against obesity continues, arming ourselves with better tools and insights can help us fight smarter and win.


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