A new study has revealed that preschool-aged children achieve 90 percent of their recommended daily physical activity across their waking hours typically within a period of 11.3 hours. Children in the study ages 3-5 achieved this activity through relatively short bursts of energy expenditure as opposed to the longer and more routine periods of exercise typically exhibited by adults. Senior author Shari Barkin M.D. director of the Division of General Pediatrics at Monroe Carell Jr. Children’s Hospital at Vanderbilt and William K. Warren Foundation Professor of Medicine notes that several public health organizations offer general guidelines on how much moderate-to-vigorous
