There were dark rings around his eyes and he looked thinner than Travis remembered . Curled up like that , he looked tiny in the hospital bed . Travis walked to his side , and took the empty chair beside the bed .

pick from the following.
[1]. He was fasting .;
[2]. He got beat up .;
[3]. He was wearing zombie makeup .;
[4]. None of the above choices .;
Answer the following question: What was the reason he looked so bad .
[4].