By comparison, last winter's mental experiment was a breeze: I spent hours in a mesmerized state watching Bobby Clampett swing in super slow motion, on his "Impact Zone: Personal Golf Mastery System" DVD.

WSJ: The Punishment of Winter Workouts | Golf Journal by John Paul Newport

He said that in addition, rats kept in ordinary laboratory cages before being put into their "enhanced" environment might be considered understimulated prior to the experiment - and therefore not necessarily ideal for comparison with humans.

BBC: Tablets