It is believed it could ward off the neurological damage that can come with the breathing disorder. Researchers found that when they added green tea antioxidants to rats' drinking water it appeared to protect the animal's brains during bouts of oxygen deprivation. That was designed to mimic the effects of sleep apnea.
Researchers say a regular cup of green tea could be beneficial used alongside standard treatments for sleep apnea. But human trials must still be done to confirm.