1To become better or recover (from illness or injury); to be cured or healed.
風邪は薬を飲んだらすぐに治った。
My cold got better quickly after I took medicine.
手術のおかげで病気が治った。
Thanks to the surgery, the illness was cured.
この傷は時間が経てば自然に治るでしょう。
This wound will probably heal naturally over time.