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A member asked:

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

A doctor has provided 1 answer

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

Answered 9/1/2017

5.7k views

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Hi, my pulse is very weak. I've been suffering lately from orthostatic tachycardia and faintness and had heart tests done but the very weak pulse is new with more frequent chest and jaw discomfort.

4 doctors weighed in across 3 answers

A member asked:

Mon-Thurs Ive had chest tightness and Heart Palpitations. Went to the doctor Monday they did EKG and blood work & theyre fine ( potassium low ) Now faintness when I eat. tried famotidine and symptoms still here. Im anemic and have Sickle C Trait?

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