ARGH !!!!!!

DAMN I AM DYING OF ITCH !!!!! HELP !!!!!

Oh man, i m suffering from rashes on my legs and thighs ever since monday and i don't know why. I am suspectting the grass for causing me such misery. We had afternoon PE on monday doing situp and pushup on the field n i am suspecting bcoz of that i got my rashes !!! I tot it will go better after a few days but it has almost been a week and its still the same. I cant take it le !!! Argh !!!! Anyone know of any cure for rashes ? The itch is KILLING ME !!!! Gross....lumps of mosquito-bite-size rashes appearing on my legs !!!! :'(

SOMEONE HELP ME !!!!!