January 30, 2015; 7:02 AM ET
Much colder air will sweep into the New York City area and remain for the weekend. The cold air could pave the way for more snow. more >
6-10 inches of snow Sunday evening through Monday afternoon
This year's flu season is severe. So far, at least 26 children in the United States have died of influenza, and thousands of elderly people have been hospitalized, according to the Centers for Disease Control and Prevention (CDC).
Chilly temperatures and treacherous snow and ice can terrorize the elderly during the winter months.
Increasingly severe heat waves and more frequent and intense flooding due to climate change will spur the spread of cholera in vulnerable regions of the world, new research suggests.
In a new recommendation this flu season, the Centers for Disease Control and Prevention says that the nasal spray form of the flu vaccine is the preferred way to vaccinate kids ages 2 to 8.