A member asked:

Muscle twitching under my armpit on right side wrapping around ribs from shoulder blade to pectoral muscle, unrelated to electrolytes. other causes?

A doctor has provided 1 answer
Dr. Philip Junglas answered

Specializes in Internal Medicine

These can be from medications (allergy/decongestants and others) recent exercise and nerve issues, to name a few. If prolonged (over two to three days,) review with primary care provider.

Answered Jan 8, 2021



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