If you’re looking for a quick and easy lunch, it’s hard to beat the convenience of sliced deli meats – a.k.a. luncheon meats or cold cuts – for building a sandwich.

Yet, your ham and cheese on brown may not be as healthy as you think. Since the World Cancer Research Fund recommended last fall that people lay off processed meat, I’ve had clients wonder whether they should trade in their pastrami for tuna.

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Scores of deadly infectious diseases are crossing the species barrier from animals to humans, scientists have reported.

A three-year investigation has shown that since 1940 around 250 viruses such as HIV, Ebola Virus, Sars and H5N1 bird flu have jumped from wild animals to people.

Presenting the first-ever map of “hotspots” of new infectious diseases in the British journal Nature, researchers predicted the next pandemic is most likely to come out of poor tropical countries.

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