sometimexs when im a second from falling to sleep ill wake up with a weird head , fast heart rate , feeling abit breathless for about a few seconds it happens abnout 4 times a night before im abiout to fall asleep when im awake nothing but sometimes i get a head rush happens and sometimes when im laying in bed i weird feeling sensations on my legs and feeling like im sinking thrue my bed and when im at school at parade when the hole school meets up i get a choking sensation , fast heart , and breathless when im around alot of people my other symtomps are tingling sensations , tingling in my head and the tingling moves around in my head , burning sensations mostly on my fingers , disturbing thoughts , feel like im dying , always worrying about my health , feel like i'll go crazy , flashes in my eyes when i close them sometimes , flashing dots on the corner of my eyes , feel like i;ll faint , diozznies sometimes , i feel like im in a dream and no one is real sometimes , i always feel sick , buzz noise in ears , sometimes when i hear noises it makes my head get a weird sensations , i always have horrible dreams , sharp pains in my shoulder (might be from exersizing) , sharp pains in my chest and siome times aches in my head so i was wondering if i got anxiety because im really scared!