11.   Based on their findings, the researchers suggested that a healthy diet can prevent the development of asthma symptoms.

12.   British teen-agers may be choosing the hip look of talking on a cell phone over the rugged image of cigarette smoking, researchers suggest in the British Medical Journal.

13.   But at least one researcher has suggested that the naming of America was a deliberate snub of Columbus.

14.   But many researchers suggested that childhood hyperactivity is linked with sugar mistakenly because children generally consume large amounts of candy and sugar at parties or other festive occasions.

15.   But nonetheless, the researchers suggest that any plan to burn sewage with coal to help the environment may carry unacceptable risks for human health.

16.   But nothing comes close to replacing exercise as a means of weight control, the researchers suggest.

17.   But since a delayed diagnosis of the condition can mean that bone loss goes undetected, the researchers suggest that doctors err on the side of caution.

18.   But the researchers suggested some mundane reforms could dramatically improve the system.

19.   But the researchers suggest that their work may someday lead to the use of spice extracts to protect healthy tissues in people undergoing radiation therapy.

20.   By harnessing stem cells, some researchers suggest, it may even be possible to generate new organs.