CHARLOTTE, N.C. — A new study suggests the next big breakthrough in cancer treatment might come from a familiar source.

Researchers at University of Florida found that patients with advanced lung or skin cancer who received a COVID-19 vaccine within 100 days of starting immunotherapy lived significantly longer than those who did not.

Researchers say the vaccine appears to act like a wake-up call for the immune system. It energizes immune cells, which then respond more strongly when immunotherapy is introduced. The result: improved survival.

Now, this is still early data. The observational study of more than a thousand medical records will need to be followed by clinical trials that can prove cause and effect.

If further trials confirm the finding, the implications are huge: a unive

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