list of my sudden symptoms in the past month and a half. -Excessive thirst! this ones the worst im constantly thirsty. ALL the time. - fainting-however not completley fainting, i can hear i can see but i cannot communicate, this will go on for about 5 minutes, then i get sick an i m fine until the next episode. -my appetite has increased, greatly. _my fingernails have ridges on them going across, with a yellowish color within them, theres also a blue, purple color at the tops of my nails. where the cuticle is my nail had stopped gtowing out...just the skin underneath is there...?? -a simple walk- will leave me winded and short of breath im 5 3 103 pounds 19 years old