Blacking out lasting hours...is a serious thing.
Strokes, seizures, low blood glucose, low blood pressure, blows to the head, etc.
Here is a link with various causes...a more complete list.
http://www.medicinenet.com/script/ma...rticlekey=7662
All of them are serious and require a doctor to investigate fully.
__________________
All truths are easy to understand once they are discovered; the point is to discover them.-- Galileo Galilei
************************************
.
Weezie looking at petunias 8.25.2017
****************************
These forums are for mutual support and information sharing only. The forums are not a substitute for medical advice, diagnosis or treatment provided by a qualified health care provider. Always consult your doctor before trying anything you read here.