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    It's that time of year! People are spreading holiday cheer — and germs, leading to sicknesses like COVID, flu, RSV,norovirus stomach bug and more. But how long are you contagious?

    Dr.

    Carla Garcia Carreno, Children's Medical Center Plano director of infection prevention and control, is already seeing upticks in RSV, COVID and flu in her area, she told CBS News. 

    And a late winter wave of COVID infections is also looking likely.

    COVID-19 surveillance data indicates that the winter wave is beginning later than in past seasons where the median peaks were in December or January, according to the Centers for Disease Control and Prevention. 

    Luckily, there are ways to help prevent illness, including social distancing, washing our hands and getting vaccinated. 

    But if you do end up coming down with something, here's what to know to keep others safe this holiday season. 

    How long is COVID contagious?

    People with COVID-19 can be infectious from one to two days before and up to eight to 10 days after symptoms begin, according to the CDC.

    "The majority o

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