An international study has found that aircraft noise is leading to a rise in hospital admissions for heart and lung disease. The study investigated millions of people living near Heathrow, and a further six million elderly people living around America's airports. It found the noise can lead to more stress, sleep deprivation and high blood pressure.The Dolphins took two key steps to improve their finances during the offseason. The team sold the naming rights to their stadium to insurer Sun Life for $4 million a year (an additional $1.5 million a year from the deal is paid to charities), replacing the temporary, softdollar deal it had with Jimmy Buffett's Land Shark Lager. More importantly, the Dolphins refinanced $235 million of stadium debt in a deal that includes a $159 million letter of credit that backs taxable municipal bonds sold through a government conduit but for which the stadium corporation is responsible.

9NEWS President and General Manager, Mark Cornetta, said,