Thanks for consulting HealthcareMagic!
Based on the information given, I think it may be due to idigestion. However, a Physical examination is mandatory to assess this since there are variety of other causes that needs to be ruled out.
It should improve on it's own if it is indigestion
and you get good rest. Kindly update if there is no improvement, so that we can talk about other causes.Hope I have answered your query. Let me know if you have have any clarifications.
If you like my answers and wish me to answer in future, bring it to my attention: Dr Vasanth. Url link is as follows:
Wish you good health!