The Development of Reward Response to Food in Infancy

For the Longitudinal Arm: Inclusion Criteria * Baby is alive * Baby is 6 to 16 weeks old at time of enrollment * Baby and mother receive care at Michigan Medicine, and specifically: * Baby was born at Michigan medicine * Baby has had a 2 month well child check * Mother received prenatal care at Michigan Medicine * Mother has a linked patient profile to baby's profile * Baby has a length and weight measurement on record * Mother is English speaking Exclusion Criteria * Baby is a foster child * Baby was still in hospital 4 days after birth * Baby has severe perinatal or neonatal medical problems * Baby has severe developmental delays * Multiple births For the Cross Sectional: Inclusion Criteria * Enrolled in longitudinal arm of study * Eligible to complete all three protocols (Two Oatmeal and Reaching) as per protocol screeners * Baby is alive * Baby is 5 to 7 months old at the time of enrollment * Mother is biological mother * Mother is legal guardian * Mother is English speaking Exclusion Criteria * Baby had severe perinatal or neonatal medical problems * Baby currently has severe medical problems * Baby has severe developmental delays * Mom had severe complications during pregnancy * Multiple Births * Food allergies