My 7 year old son suffers from vaso vagal syncope plus he is asthmatic...this fainting spells started about 4 years a go...he doesn t shake or anything but will fainting and sometimes when he wakes up he can t remember what he was doing minutes before that happen or what he did the day before...he had seizure test done and heart test done everything came out good I few days after that we went to see his cardiologist and she told us he has vaso vagal syncope because of what we told her... All the 4 times he have fainted he was sitting down and he wasn t getting up it just happens when he is sitting...know what is going on is he is always out of breath and tired...his bus picks him up outside in front of the apartments where we live just walking from this out of his bus to the the apartment he is so tired he gotta sit in the stair or the grass outside of our apartment he always says am tired and I can t walk anymore am getting scared because this tiredness happens every day he walks a little bit and he is tired,he won t stand up for too long he will even sit in the floor if he have to because that s how tired he is...he does uses nebulizer for asthma every day know am getting scared when he walk cause he sounds like he is out of air and he says he is exhausted and have no energy left...help please I don t know what else to do...