1 doctor weighed in:

What could cause an intermittent feeling of faintness, followed by a fast heart rate?

1 doctor weighed in
Dr. Samuel Freedman
Pediatrics

In brief: Hypotension

This sounds like a drop in blood pressure.
The body tries to recover from dropping pressure by speeding up heart rate.

In brief: Hypotension

This sounds like a drop in blood pressure.
The body tries to recover from dropping pressure by speeding up heart rate.
Dr. Samuel Freedman
Dr. Samuel Freedman
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