21.   In one effort to avoid friction, especially the kind that has caused such stress at Time Warner, executives at Dreamworks will have no titles.

22.   Jo Stroud, a chiropractor in Half Moon Bay, Calif., said the weight of backpacks can cause stress on back ligaments and disks.

23.   Long ones only cause stress for jurors, which can make it difficult for them to concentrate, he said.

24.   Maybe those things are causing more stress than your work does.

25.   Noise causes stress, even hearing loss.

26.   Overproduction can cause stress, and when this happens, the tree will drop fruit, or thin itself.

27.   Sampras would not say that his flirtation with the record books is causing undue stress.

28.   Some biologists also say that the machines cause stress for wildlife that is already struggling to survive severe winter weather.

29.   Sometimes just identifying the event that causes the stress can help significantly, Sanders says.

30.   The bulkier suits used in the Gulf War caused heat stress.