What is NMES in dysphagia therapy, and what does evidence say about its use?

• A. Neuromuscular electrical stimulation aims to enhance swallowing muscle activity; evidence is mixed and it may be beneficial as an adjunct to traditional therapy in some cases.
• B. NMES is an invasive surgical procedure to permanently strengthen the swallow muscles.
• C. NMES is a pharmacologic agent used to increase saliva production during meals.
• D. NMES is an imaging technique used to visualize swallow mechanics.

Answer: (A)

Neuromuscular electrical stimulation (NMES) is a noninvasive approach that uses surface electrodes placed over swallow muscles to deliver electrical currents with the aim of boosting their activity during therapy. In dysphagia rehab, it’s typically used alongside traditional swallow exercises, with electrode placement targeting muscles involved in the oral and pharyngeal phases to help improve strength and coordination. The evidence is mixed: some studies show added benefit when NMES is combined with conventional therapy, while others find little to no extra improvement beyond standard treatment. Because this variability exists, NMES is viewed as a potential adjunct rather than a universal solution, and its use is best guided by clinical judgment, proper technique, and patient-specific considerations. It is not an invasive surgical procedure, a pharmacologic agent, or an imaging technique.