Health   Product   Mar    Decline  High opportunity   

General search term.
Might be referring to: an EMF meter can measure AC electromagnetic fields, which are usually emitted from man-made sources such as electrical wiring, while gaussmeters or magnetometers measure DC fields, which occur naturally in Earth's geomagnetic field and are emitted from other sources where direct current is present..
This is a seasonal trend that repeats every March.
This trend is forecasted to be growing in the next 2 years.