Do you have loose stools alternating with constipation?
Is there nausea as well?
For how long you experiencing this ?
2 - 5 months
Most probably you are having 'irritable bowel sndrome'
Irritable bowel syndrome (IBS) is a common functional disorder of the gut or bowels A functional disorder means there is a problem with the function of a part of the body, but there is no abnormality in the structure. So, in IBS, the function of the gut is upset, but all parts of the gut look normal, even when looked at under a microscope.It is mostly seen in people who are stressed or are having anxiety.
Treatment is increase fibre intake.Like eat more fruits and vegetables.Psylum husk (fybogel) taken twice a day with water is also useful.
Your doctor can also do antbody testing for coeliac disease.If its absence then it surely confirm our diagnosis.