Olivia Ferro’s experience navigating undiagnosed health issues and a system that repeatedly dismissed her symptoms led to the creation of SheMed.The London-based startup, which she cofounded with her sister Chloe, has since grown to support more than 80,000 patients and raised $50 million at a $1 billion valuation. Its platform focuses on improving access, guidance and outcomes in women’s healthcare.SheMed is part of the #ForbesUnder30 Europe Science & Healthcare list, highlighting founders and researchers ...