1.   Donald Moore cites lack of space, boredom and unhappiness as factors that could encourage repetitive psychotic behavior.

2.   The British-born scientist is heading the first extensive study on repetitive psychotic behavior and polar bears.

3.   The orbital cortex is hyperactive in humans with OCD, and experiments with monkeys have shown that damage to it leads to repetitive behaviors.

4.   The repetitive behavior helped to keep painful thoughts about her family situation from flooding her mind.

5.   The software was able to learn the repetitive behaviors of the user and automatically customize the desktop applications to suit those patterns.

6.   The study, he says, will try to trace the cause of repetitive psychotic behavior in polar bears and find ways to prevent it.

7.   They might wander around seeming dazed, carrying out repetitive behaviors such as pulling at clothing, mumbling, running frantically or laughing uncontrollably.

8.   They imply repetitive behavior could be about nature, not nurture.

9.   What can be pieced together about autism is that it affects the functioning of the brain, impairing social interaction and communication and causing repetitive behavior.

10.   Affected children may not respond when talked to, fail to make eye contact and engage in repetitive behavior such as rocking and head-banging.