Irregularities in digestion and absorption.. causing these.
There must be cause in food/ sleep/ work habit of you.
Need to identify that cause to correct leads to health soon. May require simple medications if not improve.
Next Steps
Generally these are causes..
Untimely food or drink ..
neglecting hunger , thirst ,sleep etc body physiology..
Excess water or liquid intake when body is not in need( with out thirst drinking habit)
Eating dry nature foods like raw veg, uncooked sprouts...
any such kind of habit leads to irregularities in digestion.
Health Tips
consume melted ghee around 2 tsp with warm food daily
Have pomegranate fruit with food
If not improved in a week, need a help of a doctor directly.