41.   Physical exercise is important to keeping the mind alert, also.

42.   Self-help groups and regular physical exercise are also helpful.

43.   Several of the boys described how staffers forced an exhausted, complaining Contreraz to continue strenuous physical exercise.

44.   She also uses physical exercises in class.

45.   Studies have shown that regular physical exercise helps to normalize blood sugar levels.

46.   The daily regiment should include long hours of work, strict rules of conduct, reading instead of television, and vigorous mandatory physical exercise.

47.   The exhibition places camping in its context, as part of social and educational movements that stressed the importance of fresh air, physical exercise, and spiritual development.

48.   The finding on moderate fitness contradicted a Harvard report last year that said only intense physical exercise, like jogging, had any effect on longevity.

49.   The left-hander, who was bothered by dizziness and headaches after the incident, has been prescribed a series of light physical exercises, including jogging and weights.

50.   The latest issue of Mademoiselle, which concerns itself with brainpower, provides an easy series of physical exercises for added smartness.