Another possible reason for more injuries is a change in the traditional idea of physical education.

VOA: special.2009.08.06

Type II Diabetes usually has its onset in adulthood-- that's beginning to change-- and is usually created by lifestyle factors: poor diet, physical inactivity, and obesity.

型糖尿病多见于成人,情况现在开始改变,这种病通常由不良生活方式引起,不良的饮食,锻炼的缺乏以及肥胖

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The rocks change in both chemical and physical ways.

VOA: special.2009.09.14

"Once a woman became overweight or obese, there was no relation between physical activity and weight change among these women."

VOA: standard.2010.03.30