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Please mention age and any other physical symtoms you may have.
Sickness in the morning can be due to multiple reasons . Try taking some light food (like cereal ) as soon as you get up.
If one doesnt sleep well, sickness in the morning is seen. Please rule out pregnancy
as well, also any hormonal
disturbance (irregular menses).
and fears indicate you are going through some kind of mental stress,or it could be a disorder of thyroid
You will have to visit a physician to find why this is happening and start the required treatment. In case every test turns normal you may visit a psychiatrist
as this could be an anxeity disorder too.
Meanwhile try relaxing, indulge in light activty of your preference, timely and balanced diet.