infants observed their mothers holding a lifelike baby doll illustrates difficulty of interpreting infant emotions.
How do you explain jealousy in infants?
A lifelike baby doll and a book were shown to 6-month-old newborns in turn by their moms. By the age of six months, infant negativity increased when mother attention was focused on the social object, indicating the presence of an early stage of jealousy.
A newborn may cry because it is thirsty, hungry, hot, or, as new evidence reveals, jealous. According to recent Canadian research, envy can manifest in infants as young as three months old, defying popular belief that it takes adults two years to first feel the emotion.
When their mother's attention is diverted by another person, newborns react negatively, according to research from York University's psychology department.
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