Sudden onset of vomiting and nausea?

For the last 2 weeks i have suffered nausea on waking i am not pregnant i have had a blood and urine it has come back negative.. the sickness comes and goes i got a couple of days where i felt ok then all of a sudden vomiting up bile in the mornings then feel really nauesated for the rest of the day i have no idea... show more For the last 2 weeks i have suffered nausea on waking i am not pregnant i have had a blood and urine it has come back negative.. the sickness comes and goes i got a couple of days where i felt ok then all of a sudden vomiting up bile in the mornings then feel really nauesated for the rest of the day i have no idea whats going on??
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