well to be honest, i got really scared the other day when i was laying in bed and went down stairs to make a cup of tea because when i got up and walked across my room out of my door and as soon as i got outside my room, my vision went really blurred, i could see what things was its just i couldnt see them perfectly, i went colder than what i was and then all my body started to shake, and my legs went to jelly, i felt like i was going to fall, i had to grab on to the closest things to me so i didnt fall down, and when i started to get vision back, and stoped shaking i started walking to make my cup of tea, and then it got better the more i walked, and i was really scared in thinking what it was, so if anyone could please please please help mee!!