Need evaluation: You may be describing psvt (paroxysmal supraventricular tachycardia). Some people are also born with accessory bypass tracts. The heart rate in the former could be 220, in the latter >300. You need evaluation to rule out such a serious cause.
Answered 9/13/2013
5.3k views
Passing out spells: If you have not sought medical attention for this, then you need to do so as soon as possible. Even at your young age your symptoms could represent a life-threatening cardiac or neurologic condition.
Answered 12/29/2014
4.9k views
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