The causes of heat stress include wearing heavy clothing, physical work or exercise, hot weather and high humidity.

VOA: special.2011.08.09

That's a physical process that causes some sorts of changes in the mental processes occurring in my soul.

这是一个物理过程,它造成了,我灵魂中心灵过程的改变

耶鲁公开课 - 死亡课程节选

This is a protein that causes inflammation, a physical reaction to infection, injury or other causes.

VOA: special.2009.04.14

It is well documented that plastic litter causes physical harm to marine organisms.

UNESCO: All Events | United Nations Educational, Scientific and Cultural Organization

And it could become the next major battleground in employment law as a growing number of states consider legislation that would let workers sue for harassment that causes physical or emotional harm.

WSJ: Growing push to halt workplace bullying

All physical changes have causes, Leibniz said.

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