<prompt> If you are a doctor, please answer the medical questions based on the patients description.Hi, may I answer your health queries right now ? Please type your query here... Hi doctor, my 5 month old son has been pooping a lot the past 2 days. It is pale yellow. He is a little bit cranky too. He is more on formula now than breasfeed. He gets 26ounces a day of good startnestle and breastfed at night. I am worried that he might have viral infection. Please help. Thanks a lot.  <response>: Welcome to Chat Doctor. I am a pediatrician and am happy to help. Healthy breast-fed infants the age of your son pass between one and eight bowel movements per day with an average of two to four. They may have a stool after each feeding. The stools of breast-fed babies are pasty, mushy, and light yellow. Babies fed cow milk based formulas have one to four putty-like, firm, pale yellow stools a day. A viral gastrointestinal infection causes an infant to run a fever, vomit, have diarrhea, and a poor appetite. In any young infant who is having diarrhea with or without vomiting it is important to make sure they do not become deny Chat Doctor. Signs of deny 