The Oura ring, the best Black Friday deals, and the safest states: Business news roundup

Oura smart rings will soon be able to give users deeper insights about their blood sugar levels through a new partnership with Dexcom (DXCM), the maker of the U.S.’s first over-the-counter continuous glucose monitor.

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Black Friday is nearly here, and Costco’s latest membership deal could be hard to pass up.

The retailer is offering its Gold Star Membership for just $65. It includes a one year membership plus a $45 Costco Shop Card for use on future purchases.

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Safety is about a lot more than just crime rates. Are you safe if your local roads aren’t designed to prevent crashes? If your state lacks emergency preparedness infrastructure should a natural disaster strike? If there isn’t a robust safety net to ensure that your family won’t be out on the street if times get tough?

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Amazon (AMZN), Walmart (WMT), and Target (TGT) are racing to capture the attention – and wallets – of budget-conscious shoppers as Black Friday and Cyber Monday quickly approach.

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The U.S. Food and Drug Administration’s (FDA) head of vaccine safety says that President-elect Donald Trump’s embrace of vaccine skeptics could be an opportunity for the science community to teach the public about the value of these life-saving drugs. However, if these efforts fail it could lead to “natural consequences.”

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As the bankruptcy of Spirit Airlines winds its way through the courts, the rest of the industry is likely trying to figure out how the development will affect their own operations. Deutsche Bank (DB) says that two Spirit-familiar names, JetBlue Airways (JBLU) and Frontier Airlines (ULCC), could stand to benefit more than other players in the field.

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Spirit Airlines (SAVEQ) is enduring another inevitable embarrassment of its recent bankruptcy declaration: Its stock has been delisted by the New York Stock Exchange. Shares, which are practically at zero, will now trade in the “pink sheet” market outside of the major venues.

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Novo Nordisk (NVO) — the company credited with ushering in the current weight-loss drug revolution when it launched its blockbuster diabetes treatment Ozempic in 2017 — is working on its next act, a weight-loss drug called CagriSema

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Jan Szilagyi, CEO of Reflexivity, shares how his company’s AI tool Toggle Terminal works within a closed system that provides investors with reliable insights

Jan Szilagyi, CEO of Reflexivity, breaks down how artificial intelligence can help investors make even more precise choices at faster speeds