It appears to be diarrhea. The stool is entirely liquid with foam. The color is yellow. Ensure adequate hydration and consult a doctor if symptoms persist.

It appears you have diarrhea, with very liquidy stool. As it is mixed with water, please pay attention to your fluid intake.

This is a healthy brown stool, corresponding to Bristol type 3. It appears to be somewhat fragmented with blurred edges. Increasing fluid intake is recommended.