Preventive care just got a very large cheque. Function Health closed $450 million in growth financing from General Catalyst’s Customer Value Fund, Modern Healthcare and the company say. The platform bundles labs, imaging, and personalised health intelligence for consumers, and recently bolted on blood-draw and imaging pieces. This is growth capital aimed at scale, not a quiet seed story. Whether membership maths beat hospital maths is the bet. For AI-flavoured health platforms, the money is still chasing early detection over late bills.