Cribsheet: A Data-Driven Guide to Better, More Relaxed Parenting, from Birth to Preschool (The ParentData Book 2)

by Emily Oster

In high concentrations, bilirubin is neurotoxic (meaning it can poison the brain), so jaundice is potentially very serious in extreme cases. Severe untreated jaundice can lead to a condition called kernicterus, a form of long-term brain damage.