Martin Shirran of Cruise Yourself Slim

Over 22 million people completed a cruise holiday in 2015; many of those came home weighing upwards of 4 pounds heavier – due in no small part to the huge quantities and choice of food and drink on board modern cruise liners. The Shirrans, avid cruisers themselves, want to help you avoid needing to take several sets of clothes to accommodate your expanding waistline.