Psychologists used 3-D motion technology to spot the right moves for the right male body parts that women judge as being good or bad dancing.
A bad dancer has very rigid moves, while a good dancer is fluid - the guys who make a lot of variable movements.
And here's a quantum leap of insight - all of this is apparently about sex.
If you're a good dancer, you've got good core strength, you're muscular, you're healthy, and it sends the message that you're capable of having kids and raising them.
