11.   And entire bodies become laboratories for medical students.

12.   As infection progresses, he said, the body becomes more refined in its methods, targeting the microbe with antibodies able to recognize pieces of that particular infiltrator.

13.   As his body became increasingly frail and he moved from a rented house into an assisted-living center, he never asked to be cut any slack.

14.   As last season progressed, Baldwin, unable to work out as much, found that his body was becoming more flexible.

15.   As his body became bigger and stronger, his performance improved dramatically.

16.   But be aware that your body can become tolerant to some prescription drugs used to treat insomnia.

17.   By increasing the frequency of workouts, their length or intensity, and then resting for a certain period, the body becomes stronger and better conditioned.

18.   Families that watch a lot of TV often find that their bodies have become unsuited for other activities.

19.   Her body becomes a bloated red sack.

20.   His beefcake body has become flabby, and his gangster mustache seems out of style.