"Vasovagal Reaction": The sensation you are describing is most likely due to a reflex called a "vasovagal reaction." Often people need to tense their abdominal muscles and strain a bit during a bowel movement. This tends to stimulate the vagus nerve, which slows the heart rate and can cause nausea, sweating, dizziness, pounding heart and hot flashes. It is a common reaction.
Answered 8/4/2020
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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