Health

Second wave of flu hits Massachusetts

Brian Snyder / Reuters

A second wave of the flu is going around Massachusetts.

It’s been a pretty active flu season so far — including being blamed for a number of Red Sox players falling ill of late.

Early on, the flu season was dominated by one type of the virus, influenza A.

But while type A has been on a steady decline in recent weeks, another version of the flu, type B, has been surging, according to data released Friday by the state Department of Public Health.

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