Job titles of the future: Breast biomechanic

MIT Technology Review

by Sara Harrison

February 20, 2026

AI-Generated Deep Dive Summary

Twenty years ago, Joanna Wakefield-Scurr began researching bras after experiencing persistent breast pain that her doctor couldn’t diagnose. As a professor of biomechanics, she aimed to find a scientifically backed solution. Today, she leads a team at the University of Portsmouth, focusing on high-impact sports bras that reduce breast movement by up to 74%. Their research highlights the importance of proper bra fit and design in enhancing women’s physical activity levels. The study reveals that breasts move in three dimensions during running, with an hour of jogging causing over 10,000 movements. Poorly fitting bras can lead to discomfort or even "breast slap," which often discourages women from exercising. Wakefield-Scurr’s team found that a well-designed sports bra significantly reduces this issue, making exercise more comfortable and encouraging. While the benefits are clear, questions remain about optimal bra design—whether it’s better to minimize motion entirely, reduce movement speed, or focus on eliminating slapping. This open question drives innovation in materials, with new fabrics adapting to movement for better comfort and support. However, demand for such bras outpaces production, leaving many women without suitable options. This research not only advances biomechanics but also underscores the role of technology in addressing everyday challenges. For AI enthusiasts, it illustrates how data-driven approaches can enhance product design, improving quality of life for millions. The work by Wakefield-Scurr and her team exemplifies how scientific inquiry can lead to practical solutions that empower women to be more active and comfortable.

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Originally published on MIT Technology Review on 2/20/2026