Epidemiological studies have found that bad living--smoking, drinking too much alcohol, feasting on cheeseburgers--is responsible for 80% of one's risk of heart disease and almost all of the risk of diabetes.

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Other major risk factors for periodontal disease include genito-urinary infections, smoking and excessive alcohol drinking.

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The latest figures also show that fewer women are smoking and drinking alcohol during pregnancy and more are taking recommended supplements - folic acid and vitamin D.

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"That risk can be reduced by simple lifestyle changes, such as not smoking, drinking alcohol sensibly, exercising regularly and eating a healthy, balanced diet to reduce the risk of obesity - a major contributory factor increasing the risk of diabetes and eventually cardiac disease, " he added.

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