Haemorrhoids are protruding blood vessels in the rectum which are very prone to friction. They can cause bleeding while passing stool, pain while passing stool, pain which can remain for hours after passing stool, difficulty in passing stool, itching and irritation over the prolapsed haemorrhoids etc. Homoeopathic system of Medicine has good remedies like Nux vom, Sulph, Hamamellis, Millefoliumm, Aesculus, Collinsonia etc. to relieve the passive congestion in the haemorrhoids and prevent the need for surgery. Also the necessary changes in life style and diet as you are doing will be good enough to see that this problem does not recur for you.