A growing outbreak of infant botulism infections that has caused at least 15 infants across a dozen states to be hospitalized since August has prompted organic baby formula manufacturer ByHeart to recall all of its products nationwide. All of the infants were sickened after they consumed formula from the company, according to state and federal officials. Parents and caregivers are “urged to stop using any ByHeart Whole Nutrition infant formula immediately,” including all lot numbers and all