A Massachusetts woman is sharing her family's experience after her granddaughter was diagnosed with Powassan virus after a ...

A Boston baby is hospitalized with seizures and brain damage after a tick bite on Martha's Vineyard may have led to Powassan ...

Preliminary tests show the baby contracted Powassan virus, a rare but serious tick-borne disease that can be fatal.

The tick-borne virus, which can cause encephalitis, meningitis and death, is spreading throughout Minnesota and Wisconsin, but there are no drugs to treat or prevent it.