I Think im stressed! how can i tell?

so i just googled the symptoms of stress and it looks like i have stress problems, i have anxiety,i feel down,i am very upset some times, iv cried because iv misssed my girlfriend and iv never done that before, i cant get to sleep, i have gastric reflux etc,its all starting to worry me, i had my blood pressure taken a few days ago and it was fine,my heat is fine,but im still worried. is there any cure for stress?thanks