The stool appears as hard lumps, corresponding to Bristol type 1 and a very dark brown color. It is recommended to increase your water intake and consume a fiber-rich diet to prevent constipation.

The stool appears as lumpy and is very dark brown in color, corresponding to Bristol type 2. It may be a bit hard. It's recommended to increase water intake and consume a diet rich in fiber.

The stool appears as hard lumps. It's Bristol type 1, and the color is very dark brown. Increase your fiber intake and drink plenty of water.