The stool appears as hard lumps and has a bright red color. This could indicate constipation and blood in the stool, so it's best to visit a doctor for an accurate diagnosis immediately. Increase your water intake and eat fiber-rich foods.

The stool appears as hard lumps with a very dark brown color. The presence of blood is a concerning sign, so it's recommended to consult with a doctor for an accurate diagnosis. Adding more fiber to your diet and increasing water intake may be helpful.

The stool appears to be Bristol type 3 with a yellow color. It's relatively well-formed but has cracks on the surface. Your health is generally good, but the yellow color suggests you might want to pay a little attention to your digestive health.