how long can the side effects frome the stomach virus carie on such as lose in appatite cramps gas and direa???so far its been 3 weeks and now i feel better accept for what i said thanks and god bless you all and this beutifull worldalso if you can tell me is bad shivering a symptem i had it for 3 weeks its been gone for 2 days it was so bad my girlfriend couldent even sleep next to me to help me feel better??and im 16 if that helps i just hope its not stomach cancer or my appendics?

i had a blood test abdomen xray and urin test all was good