Coffee and Chocolate Key to Long Life

Chocolate, coffee and tea are among the key foods and drinks needed to live a long and healthy life, according to a leading nutritional scientist.

Professor Gary Williamson, from the department of food science at Leeds University, has produced a list of 20 "lifespan essential" foodstuffs.

All are rich in naturally occurring chemicals, known as polyphenols, which have been linked to a variety of health benefits including protection against heart disease. Read more