"Similar to sausage rolls, hot dogs use highly processed meat, and regular processed meat consumption is linked to heart disease, high blood pressure and bowel cancer," says Pillai. The occasional hot dog won’t cause harm, but if you indulge in these handheld foods regularly, you might want to try an alternative. "Instead, try chicken or turkey sausages that do not contain nitrates," suggests Pillai.

Now discover our ranking of the best and worst vegetables according to nutritionists

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Last updated by Lottie Woodrow.

Everyday foods to cut out for a longer, healthier life