Type 1: Separate hard lumps, like nuts (difficult to pass and can be black)
Type 2: Sausage-shaped, but lumpy
Type 3: Like a sausage but with cracks on its surface (can be black)
Type 4: Like a sausage or snake, smooth and soft (average stool)
Type 5: Soft blobs with clear cut edges
Type 6: Fluffy pieces with ragged edges, a mushy stool (diarrhea)
Type 7: Watery, no solid pieces, entirely liquid (diarrhea)