Relations between infant sleep quality, physiological reactivity, and emotional reactivity to stress at 3 and 6 months.

The study examines the association between infant sleep, physiological, and emotional reactivity at 3 and 6 months of age in 89 African American infants and their caregivers. Infant sleep was objectively measured at 3 and 6months using actigraphy for 7 days and nights. At 6 months of age, dyads participated in the Still-Face Paradigm (SFP) (Tronick et al.

Parenting and maternal reported child sleep problems in infancy predict school-age aggression and inattention.

Objective: To examine caregiving predictors of maternal reported sleep problems and child behavioral and cognitive outcomes in early childhood.

Design: A prospective longitudinal study from 6 to 84 months of age.

Setting: Lab visits, assessments, and questionnaires conducted with a community-based sample.

Typologies of extreme longevity myths.

Purpose. Political, national, religious, and other motivations have led the media and even scientists to errantly accept extreme longevity claims prima facie. We describe various causes of false claims of extraordinary longevity.