A team of French researchers say they have found that the human body produces a natural painkiller several times more potent than morphine. read more
The researchers apparently isolated the chemical opiorphin found in human saliva, and injected it into rats, who had either chemically-induced chronic pain or mechanically-induced acute pain in order to study its pain-beating effects. read more
saliva contains a painkiller that is stronger than morphine, six times stronger, in fact. But what exactly makes a discovery like this so amazing, and if saliva contains a painkiller that is stronger than morphine, six times stronger, in fact. read more
Saliva from humans has yielded a natural painkiller up to six times more powerful than morphine, researchers say. The substance, dubbed opiorphin, may spawn a new generation of natural painkillers that relieve pain as well as morphine but without the addictive and psychological side effects of the traditional drug. read more