YOU SAID:

im feeling really bad, my head hurts a lot and i feel weak

INTO JAPANESE

すごく気分が悪くて、頭が痛くて気持ちが弱い

BACK INTO ENGLISH

I feel very sick, my head hurts, and I feel weak.

INTO JAPANESE

気分が悪くなり、頭が痛くなって、気が弱くなってしまう。

BACK INTO ENGLISH

I feel sick, my head hurts and I feel weak.

INTO JAPANESE

気分が悪くなり、頭が痛くなって弱くなった。

BACK INTO ENGLISH

I felt sick and had a headache and became weak.

INTO JAPANESE

気分が悪くなり、頭痛がして弱くなった。

BACK INTO ENGLISH

I felt sick and had a headache and became weak.