Maintain at least the recommended distance between the item and your heart device:
12-Inch Distance
Car/Motorcycle from components of ignition system
Electric Fence
Electric Pet Containment Fence from buried wire and indoor antenna
Transformer Box (green box in yard)
2-Foot Distance
Beach Comber Metal Detector from search head
Induction Cooktop Stove
Not Recommended
Ab Stimulator
Electronic Body Fat Scale
Magnetic Mattress Pad/Pillow