U.S. doctors online nowAsk doctors free
A 43-year-old member asked:

Will low sugar be causing extreme dizziness and faintness?

1 doctor answer2 doctors weighed in
Dr. Edward Smith
Neurology 56 years experience
Yes: Blood sugar below 70 commonly causes this. However rapid drop in blood sugar, even if still above 70 can do the same things.
Created for people with ongoing healthcare needs but benefits everyone.
Last updated Dec 15, 2020


Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.