We have world-class religious wackos, too, you know.

A "retreat" run by a person who claims to have eaten nothing since 1993, surviving only on air and light, is under surveillance by French authorities, a French newspaper reports.

Australian "guru" Ellen Greve teaches that people can live almost entirely without food or water; an approach she calls "breatharianism".

Le Parisien newspaper claims French are worried Ms. Greve runs a dangerous cult that has had a role in the deaths of three people around the world.