Infant stress in monkeys has life-long consequences-Both of these studies suggest that stress on infants has long-term negative effects

BBC News - Infant stress in monkeys has life-long consequences

Baby monkeys grew up anxious and anti-social after the stress of separation from their mothers, a study says.

It suggests changes to the brains of infant monkeys may be irreversible, and the study could be a model for humans.

An early shock to the system may leave the monkeys prone to a life of anxiety, poor social skills and depression.