Young people, traveling abroad, often assume the NHS or British authorities will help them if they get hurt or injured abroad.
Victoria Bacon from ABTA, has told ITV Daybreak: "If something does go wrong you're going to have to pick up the cost of medical bills yourself."
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Another Briton named as Jason Robert Parnell is missing after the accident near the popular Koh Samui island resort.
The text-to-register service allows mobile users to add their number to the Telephone Preference Service 'do not call' database.
A consumer report found that a number of once-a-day sunscreens decreased in protection by an average of 74% after six to eight hours.