It is estimated that about a third of cancers could be prevented by eating healthily, taking regular exercise and maintaining a healthy weight.

BBC: Fried breakfast

Malayka Rahman of Asthma UK, said research suggests that a person's diet may contribute to their risk of developing asthma and that eating healthily may have a beneficial effect.

BBC: Fast-food 'linked to childhood asthma and eczema'

Those answers all outranked the next three choices, which were more typical resolutions like personal health goals, with exercising, eating healthily and losing weight as a top goal for a combined 34 percent of our responders.

FORBES: Fresh Start: 9 Apps To Help Become A Better You In 2013