A survey study regarding bowel habits indicates that the most common bowel habit of once daily was a minority practice in both sexes in the modern era. A regular 24-hour cycle was apparent in only 40% of men and 33% of women. But the most common time in which defecation occurs is the early morning itself. | A survey study regarding bowel habits indicates that the most common bowel habit of once daily was a minority practice in both sexes in the modern era. A regular 24-hour cycle was apparent in only 40% of men and 33% of women. But the most common time in which defecation occurs is the early morning itself. |