 [ Symptoms ] is it possible to have a stomach virus without vomiting or diarrhea  every so often i experience nausea fatigue and stomach pain as if i had a stomach virus  could this just be the way my body expresses the norovirus [ Disease ] mental illness including bipolar can run in families so there is higher chance that you could be bipolar i recommend seeing a primary doctor and then heshe can let you know if you need to see a specialist the symptoms you decribe are similar to someone who has bipolar disorder but they can also be symptoms of other things since you have family with the disorder you know what symptoms to look for this can both help and hinder you help cause you know what to look for and hinder becasue you are quicker to put those symptoms and diagnosis on yourself seeing a doctor is going to be your best bet gook luck