The science is now overwhelming - vegetarians tend to suffer less from a whole string of killer diseases and they live longer. Vegetarian diets are ideal for everyone - from babies to the elderly. The bonus is that they also save animals, reduce environmental destruction and help the most impoverished people on earth.

The medical sources we have quoted are the most authoritative in the world.  The initials stand for: ADA - American Dietetic Association; BMA - British Medical Association; WHO - World Health Organisation.