If there are no other symptoms,and you started with new onset of pattern of motion associated with cramps,could be bcs of increased gastrocolic reflex which usually happens at early morning after breakfast.This change might happened due to change in microbiome induced by subclinical inflammation.The cause could be stress faced by individuals,change in diet or intake of antibiotics
Next Steps
to trace for any such events
Health Tips
avoid stress,or intanke of unnecessary antibiotics