sensitive? weak? or allergic?

sensitive? weak? or allergic??

weird skin?
my skin go itchy everytime i touches something dirty or dusty. don't know why. sometimes even in open space, it get itchy easily too. weird. it 'grows' something like a skin-filled-with-fluid thing, like the one you get whenever a mosquito bitten you up. it get very big, as big as my palm. i don't even notice it sometimes.

stomach or liver? i don't get it
i can't eat food that are too .. oily. having this type of food, my stomach go painful as a result. sometimes i can't take food that are expired too. like, expired cookies, with vitagen, something like that, i end up stomach painful of course and feel weak!!!!...

taste buds or tongue?
i can't take food that are too .... sour?? or tastes that are too... stimulate for me??.. i tend to vomit it all out when they are on top of my tongue. it's like there is a spiral thingy on my tongue that spiralled everything out....

so.. that's all.. erm... i want to know which is which. let me know the answers if know them and also unless you understand what am i talking all the way. haha.. i will appretiatie it very mcuh!!!!

domo arigato!!!! *bow once*....