When you pass someone smoking, does it make you cough or your chest feel tight?

当你经过某人吸烟时，是否会让你咳嗽或胸闷？

With each step, his chest felt tighter.

每走一步，他的胸口就感觉更紧。

If your chest feels tight, you might have a health problem.

如果您感觉胸部发紧，则可能存在健康问题。

Before she went on stage her chest felt tight and her throat hurt.

【tight，tightness】她上台前胸口发闷，喉咙疼痛。