For more information on this topic, take a look at these websites:
- NHS Choices €“ constipation
- NHS Choices €“ diarrhoea
- NHS Choices €“ IBS
- King's College London FODMAPs
- NHS Choices €“ probiotics
- NHS Choices €“ coeliac disease
- Coeliac UK
- NHS Choices €“ inflammatory bowel disease
- NHS Choices €“ Crohn's disease
- NHS Choices €“ ulcerative colitis
- NHS Choices €“ bowel cancer
- Royal Pharmaceutical Society Bowel Cancer Campaign
- Cancer Research UK €“ Bowel Cancer
- Bowel Cancer UK.