movie with jenny and anker who where biologists on the USA who studied a species with an electric pulse

A Harvard anthropologist is sent to Haiti to retrieve a strange powder that is said to have the power to bring human beings back from the dead. In his quest to find the miracle drug, the cynical scientist enters the rarely seen netherworld of walking zombies, blood rites and ancient curses. Based on the true life experiences of Wade Davis and filmed on location in Haiti, it's a frightening excursion into black magic and the supernatural.

A reporter enters the world of bodybuilding at a time when there has just been a death at the gym. He befriends an unusually gregarious bodybuilder there.