Statin myopathy, a disease that develops as a side effect of statins, causes paralysis and eventually leads to death.
Rushdi Albachiri is the 28th man to be murdered in Arab society in Israel this year.
The Israeli volunteer at a local hospital was found dead in a forest near the Chitwan national park.
Another three people were injured, two of them seriously, and were evacuated to hospitals for treatment.
The doctor was slightly injured and the parents were both arrested. The incident took place at Soroka-University Medical Center in Beersheba, Israel.