Stress, travel, and poor eating habits can sometimes slow things down in your digestive system, making it hard to poop.

Popularized by brands like Squatty Potty, toilet stools help people have bowel movements without discomfort or strain, according to Dr. Aditya Ashok, a gastroenterologist at Weill Cornell Medicine.

Squatty Potty is the famous bathroom stool that raises your knees above your hips to mimic a squatting position while you use the toilet. It has turned the ordinary bathroom experience into a high ...