Add Yahoo as a preferred source to see more of our stories on Google. With a little help, your immune cells can be potent tumor killers. Steve Gschmeissner/Science Photo Library via Getty Images The ...

Shuhiba Mohammad recently took her daughter for her routine childhood immunizations at age 1, and was frustrated when she was told she'd have to book a separate appointment to get a COVID vaccine.

Alberta is the only province where people will have to pay for the COVID-19 shot. The first group includes health-care workers, people living in seniors’ homes, those with serious health conditions or ...

Michael Osterholm, left, and Minnesota Governor Tim Walz, right, at a briefing during the COVID-19 pandemic in 2020 in St. Paul, Minn. Michael Osterholm, left, and Minnesota Governor Tim Walz, right, ...

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(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) While developing mRNA vaccines for patients with brain tumors in 2016, our team, led ...