YOU SAID:

I have been sick since this morning with a fever, so I am taking a day off from work today.

INTO JAPANESE

今朝から熱が出て病気になっているので、今日は休みです。

BACK INTO ENGLISH

I have a fever and am sick from this morning, so I am off today.

INTO JAPANESE

今朝から熱が出て体調が悪いので、今日は休みです。

BACK INTO ENGLISH

I have a fever from this morning and I'm feeling sick, so I'm off today.

INTO JAPANESE

今朝から熱が出て気分が悪いので、今日は休みです。

BACK INTO ENGLISH

I have a fever from this morning and feel sick, so I'm off today.

INTO JAPANESE

今朝から熱が出て気分が悪いので、今日は休みです。

BACK INTO ENGLISH

I have a fever from this morning and feel sick, so I'm off today.