This Week in Pediatrics
Children's Health News -- ScienceDaily
7, 2026 Teens who sleep in on weekends may be giving their mental health a boost. A new study found that young people who made up for lost weekday sleep had a significantly lower risk of depression. While ... ... Dec. 25, 2025 ADHD stimulants appear to work less by sharpening...
JMIR Pediatrics and Parenting - Amplifying the Voices of Parents From Underserved Communities in Digital Health for Children With Medical Complexity: Interview Study Among Parents
By addressing these gaps, technology ... study provides valuable guidance for future digital health innovations to support parents of children with medical complexity from underserved communities. JMIR Pediatr Parent 2026;9:e82317 doi:10.2196/82317...
New study suggests reduced newborn hepatitis B vaccination coverage may increase infant infections
“Even small drops in birth dose vaccination can increase HBV infection risk, especially for infants of unscreened mothers,” says Rachel Epstein, MD, MSCE, pediatric and adult infectious disease clinician-scientist at BMC and assistant professor of medicine at BU Chobanian & A...
Research of the Day
Early Peanut Introduction: 8-Year Outcomes from the LEAP Trial Extension
Extended follow-up of the landmark LEAP trial confirms sustained peanut allergy protection 8 years after early introduction, even when children stopped regular peanut consumption. The protective effect persists regardless of continued consumption.
Key findings: (1) 74% reduction in peanut allergy maintained at 8 years; (2) Protection sustained even after 12-month period of avoiding peanuts; (3) Early introduction (4-6 months) most effective for high-risk infants.
Reinforce early peanut introduction guidance, especially for infants with eczema or egg allergy. Recommend 2g peanut protein, 3 times weekly starting at 4-6 months in appropriate form.
Popular Beliefs
Reading to babies is pointless—they don't understand
What the evidence shows: Research consistently demonstrates that reading to infants from birth supports language development, vocabulary acquisition, and later literacy skills. Even before understanding words, babies benefit from hearing language patterns, rhythm, and the bonding experience. The AAP recommends reading aloud beginning in infancy.
Vaccines cause autism
What the evidence shows: This thoroughly debunked claim originated from a fraudulent 1998 study. Multiple large-scale studies involving millions of children have found no association between vaccines and autism. The original study was retracted and its author lost his medical license. Vaccines are safe and essential.
Too many vaccines overwhelm a child's immune system
What the evidence shows: Children's immune systems handle vastly more antigens daily from the environment than from vaccines. Today's vaccines contain far fewer antigens than older versions despite protecting against more diseases. Studies show no increased infection rates in vaccinated children—vaccines strengthen, not weaken, immunity.
Behaviors
Bedtime Routine Consistency and Child Behavior: Observational Study
This analysis of 5,000 parent surveys examined the relationship between bedtime routine consistency and daytime behavior. Children with consistent, calming bedtime routines had fewer behavioral problems and better emotional regulation.
Key findings: (1) Inconsistent routines associated with 2x behavioral difficulties; (2) Routines including reading showed strongest effects; (3) Benefits seen across all age groups studied (2-10 years).
Bedtime routines matter for more than just sleep—they shape behavior and emotional regulation. Help families develop simple, consistent routines even during busy periods.
Genetics
Gene Therapy for Phenylketonuria: Phase 2 Trial Results
Phase 2 trial results of a novel gene therapy for PKU show sustained reduction in phenylalanine levels, potentially eliminating the need for restrictive diet in some patients. Single-dose treatment showed effects lasting 2+ years in most participants.
Key findings: (1) 70% of participants achieved normal Phe levels without diet; (2) No serious adverse events; (3) Quality of life significantly improved with dietary liberalization.
Gene therapy is expanding beyond rare diseases to common metabolic conditions. For PKU families, inform them of emerging options while continuing to support dietary adherence.