Cardiac arrest is a sudden stop in effective blood flow due to the failure of the heart to contract effectively. Symptoms include loss of consciousness and abnormal or absent breathing. Some people may have chest pain, shortness of breath, or nausea before this occurs.
Hayman Great Barrier Reef. Australasiaâs most exclusive private island resort â the five-star Hayman Great Barrier Reef, situated just offshore from Queensland, Australia â is poised to reopen next month following temporary closure for property restoration.
See The Reef Easily From Hayman. Tour The Great Barrier Reef. (opens in a new window) One of the worldâs most famous natural wonders and stretching across more than 3000 kilometers of Queenslandâs Coast is the Australian treasure, the Great Barrier Reef.