my mouth is watering my heart fills like its droping or sudden skip in beats sometimes not everytime i get a slight head ache or fill sharp pain in arms or oreashure on my back or chest. i panic when it happens thinking im having a hear attack im only 27 at 270 pounds the doc says im healthy but i had went to the heart doc befor and they said first test showed abnormality but my inshurance changed and i couldent get the second test to confrim it or if it was a false reading like some first test are. im scared and find it hard to sleep at night i fill like i wont wake up what is this and what should i do ?