Health

Health is wealth? Polymarket and Kalshi now host bets on measles and other US health crises

But at the bottom of the sign, in smaller letters, it read: “Will any state end vaccine markets?” It was accompanied by the logo for Polymarket, an online prediction market where users can log in to wager on the outcomes of nearly any event – including, now, public health.

✦ Extractive summary — built from the sources' own reporting•From 1 source•1 min read•Updated November 14, 2026, 12:00 PM UTC

Experts warn of risks of platforms hosting bets tied to US public health – including vaccine mandates and drug trials The sign was pasted on a construction fence next to an elementary school in the Brooklyn borough of New York City.

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