HOW CAN I EASE THE DISCOMFORT TO EAT. I JUST

HOW CAN I EASE THE DISCOMFORT TO EAT. I JUST FINISHED (RADIO & QUIMO) 1.l/2 WEEKS AGO, AND I CANNOT EAT SOLID FOOD. (I AM THE PATIENT SISTER.) MY EMAIL: YYYY@YYYY . HE IS SUFFERING A LOT. HE HAD LUNG CANCER,TH ETHIRD PART OF HIS WRIGHT LUNG WAS REMOVED ON 07/12/15. AND THEN ON 10/15, HE DEVELOPED LINFACTIC NODE CANCER (CHEST) , IT WAS DISCOVERED ON 12/24/15.REASON WHY HE HAD TO RECEIVE QUIMO & RADIATION.