The latest ab stimulators are smarter ... By using electrical muscle stimulation (EMS), these devices activate deep core muscles in a way that traditional workouts might not fully reach.

The ems muscle stimulator can relief of pain associated with sore and aching muscles in the arm. shoulder. neck. back. waist. abdomen, hip and leg due to strain from exercise or normal household ...

Some use electrical muscle stimulation (EMS) to contract the core muscles ... This smart gadget tones all four key abdominal muscles, including the ones crunches miss. Using it 20 to 30 minutes ...