Bank of America has a recession warning that's downright 'scary'

There's a chilling trend in the market, and it could wreak havoc on your portfolio, a top market watcher said.

"We are seven years into a full-fledged, all out, central bankers doing everything they can to stimulate demand," Bank of America-Merrill Lynch's head of U.S. equity and quantitative strategy Savita Subramanian recently warned on CNBC's " Fast Money