Surprisingly: It is usually associated with other symptoms such as fatigue, heart palpitations, undue sweating headaches etc. It also comes and goes. If this applies to you it could be as simple as diet, particularly the junk. Symptoms are often just "alarm bells" ringing in a complex system and provide warning that all is not well.
Answered 9/28/2016
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A doctor has provided 1 answer
3 doctors weighed in across 2 answers
3 doctors weighed in across 2 answers
A doctor has provided 1 answer
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