Oestrogen, the menopause and thyroids
Not just your life style and environment can have certain effects on your digestion. Even your gender makes you more or less inclined for constipation: Statistically, women suffer from constipation far more often than men do.
The reasons for this are not fully clear, but scientists suspect there could be a connection with the female hormones oestrogen and progesterone. Both relax the muscles and calm womb activity during pregnancy. Reduced bowel activity could be a side effect of this.