This is most commonly due to constipation. If you're constipated, consult your doctor for the same. Dr Sachin Dalal Madhu Hospital Bhandup West Mumbai

Hello, feeling uncomfortable, feeling bloating like sensation, feeling mild stomach is can occur in some pregnant women in early weeks who ate very sensitive to little changes, no need to worry. Mild urine infection, intestinal infections could cause to similar symptoms which are more frequent in a pregnant. So before labelling these as normal please get a follow with your gynecologist to exclude these infections.