Irwin Mitchell who act for thousands of holidaymakers who have suffered illness abroad are urging tour operators to ensure safety is their first priority, as moves are made to increase the number of all-inclusive holidays available.

Recent research from Mintel shows that in the five years up to 2010 the 'all-inclusive' holiday market grew by 32 percent. Irwin Mitchell are now demanding improvements to hygiene and safety as First Choice confirmed it will become the first major tour operator to make all of its holidays all-inclusive. This means every one of its packages will include the cost of flights, accommodation and food and drink at its resorts from 2012.

The popular countries where all-inclusive holidays are common are in destinations such as Spain, Turkey, Egypt and the Dominican Republic. These come in the firm's top five worst holiday destinations.