It did n't last long , maybe one whole minute , but it was a start . He had n't thrown up in 4 hours . I was timing it . Everything was down to hours and minutes now .

Question with options to choose from: What might be the reason for his situation .
Choose from:
[-] He finished a light exercise ..
[-] None of the above choices ..
[-] He ate a probiotic ..
[-] He had gotten the flu ..
He had gotten the flu .