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.<ref>Heaton KW, Radvan J, Cripps H, Mountford RA, Braddon FE, Hughes AO. Defecation frequency and timing, and stool form in the general population: a prospective study. Gut. 1992;33(6):818-824. doi:10.1136/gut.33.6.818.</ref> | 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.<ref>Heaton KW, Radvan J, Cripps H, Mountford RA, Braddon FE, Hughes AO. Defecation frequency and timing, and stool form in the general population: a prospective study. Gut. 1992;33(6):818-824. doi:10.1136/gut.33.6.818.</ref> |