Health tech forces you to design for extremes: a 75-year-old farmer with hand tremors, a stressed patient managing a chronic illness, a market where localization isn't optional. This session is for anyone building products for hard-to-serve or vulnerable users, not just in health.

Piotr Zajac and Krzysztof Kaiser, from Monterail's team in the EU, share what building 75+ health tech products and 15+ connected medical devices across both European and US markets taught them about the gap between AI-generated interfaces and what actually works. Using real case studies, including an invisible hearing aid that broke a decades-old stigma and a smart walker where "no app" was the right call, they unpack decisions AI defaults get wrong: onboarding that builds trust instead of harvesting data, friction that helps rather than hurts, and cognitive load for users who are stressed, tired, or overwhelmed.

You'll leave with a practical checklist: five design principles for any product serving a difficult, sensitive,