What are the early symptoms of Omicron variant of COVID-19? Here's what one doctor has seen

Dr. David Winter at Baylor, Scott & White in Dallas said some early symptoms of Omicron variant are different than other variants of COVID-19.

The ultra-contagious omicron mutant is pushing cases to all-time highs and causing chaos as an exhausted world struggles, again, to stem the spread. But this time, we're not starting from scratch.

Vaccines offer strong protection from serious illness, even if they don't always prevent a mild infection. Omicron doesn't appear to be as deadly as some earlier variants. And those who survive it will have some refreshed protection against other forms of the virus that still are circulating — and maybe the next mutant to emerge, too.

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