On the other hand, if he has a very large bowel movement twice a day that seems painful and hard, or are like hard little balls, then he is. (verywellfamily.com)
I have read that there are some risks with larger bowel movements, primarily poor nutrient retention due to increased size and frequency. (nutritionfacts.org)
A plant - based diet produces the healthiest stools, and leads to consistently larger bowel movements. (nutritionfacts.org)