He had a high fibre diet and plenty of exercise.

Results of the low fibre and higher fibre diet animals were compared by Student's t test.

Adopt a high fibre diet to increase the levels of butyrate in the colon wall cells.

Two further patients could not tolerate the high fibre diet and the remaining three defaulted for no apparent reason.

Some people also express a dislike of the texture of such a high fibre diet.

After a week or so of this high fibre diet, your constipation should ease and your normal bowel habits return.

It made no pretence of catering to faddish tastes like vegetarianism or high fibre diets.

The proliferative zone, however, was expanded in the distal colon of the higher fibre diet fed rats.

They are present in large numbers in the digestive tracts of animals which are fed on high fibre diets.

The increased faecal nitrogen losses on high fibre diets are probably due to an increased bacterial nitrogen content of the faeces.

This may also be said of the fibre intake in man where we generally eat a low fibre diet but evolved eating a high fibre diet.

At post mortem, the low fibre diet rats had more abnormalities and tumours of body tissue than the higher fibre diet rats.

The higher fibre diet fed to the rats could be regarded as their normal fibre intake and thus this study compared normal fibre intake with low fibre intake.

In this study it seems that the higher fibre diet expanded the proliferative compartment in both the proximal and distal colon and would thus appear to increase the risk of colonic mucosal cell instability.

Patients randomised to the tablet groups were advised to continue their pre-trial diets - unless they had already been taking a high fibre diet - in which case they were encouraged to reduce their fibre intake during the trial.

The F-plan is a high fibre diet designed to induce healthy weight loss, created in the 1980s by British author Audrey Eyton, founder of Slimming Magazine, and based on the work of Denis Burkitt.

Severe chronic constipatiown was defined as constipation without bowel obstruction, lasting for more than 18 months, not responding to high fibre diets, with less than two bowel movements per week and without an alternating bowel habit (diarrhoea and constipation).

Ideally a low fat, high fibre diet is best but low calorie diets, low-carb diets, meal replacement diets or simply reducing portion size will work as long as, at the end of the day, you're not taking in too much energy for your body's particular needs.