胸むねが苦くるしい

expression

have a pain in one's chest; feel tightness in the chest

Describes physical chest discomfort, pressure, or pain. Can also be used figuratively for emotional distress, but the physical sense is the focus here.

• 最さい近きん、階かい段だんを上のぼると胸むねが苦くるしくなる。

  Lately, my chest feels tight when I climb stairs.

• 胸むねが苦くるしくて、病びょう院いんに行いった。

  I had chest pain and went to the hospital.