Thanks for the query to H.C.M. Forum. Nausea
, loss of appetite, weakness, motion ( frequent) , may be due to many reasons .
In your case may be due to indigestion
Tension ( stress
As you don't mentioned age and sex , these parameters are very important for diagnosis.
Consult a physician and get his opinion .
As blood and urine test are also important so upload these reports over this site for any comments.