There seem to be a leap of hope at the Sunrise Hospital in Las Vegas as latest news say Lamar Odom's heart has begun responding.

According to TMZ, the NBA star's condition has improved in a "hugely important way".

Sources familiar with the situation tell the site that tests carried out on Friday morning (October16) on Lamar's heart  revealed his heart function is "much better."

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Doctors have told Lamar's friends and family this is a good sign of improvement, that a critical organ is responding.

The site also reports that Doctors have asked for "calm" in Lamar's room because they do not want him stimulated .... because non-stimulation promotes healing.

READ MORE:Oprah Winfrey devastated by NBA Lamar Odom's condition

Toward that end, doctors have ordered that virtually no one have access to Lamar's room… but there are confirmation that his ex wife, Khloe Kardashian is still by Lamar's bedside despite her family's return to Los Angeles on October 14.