However not all maternal stress has been perceived as bad as some has been seen to induce advantageous adaptions.

A study of prenatal maternal cortisol levels has validated the hypothesis of maternal stress as a potential cause of colic.

One study on single black mothers found that maternal stress, perceived competency and social support from others helped to determine child behavior problems.

There is a direct correlation between maternal stress and child stress that is factored in both throughout adolescences development.

Supplementing the adrenalectamized mother with corticosterone, rescued the hypothalamic-pituitary-axis response to maternal stress for prenatally stressed offspring.

Animal models have been able to determine that malnutrition, maternal stress, and insulin injections can predispose offspring to adult obesity.

Increased maternal stress during the times of abuse, especially when combined with smoking and drug abuse, can also lead to premature deliveries and low weight babies.

Researchers analyzed levels of maternal stress during pregnancy through questionnaires; exposure to dust mite allergen was measured during home visits.

The three most negative affecting factors are maternal depression, maternal stress, and maternal anxiety.

Researchers say cellular disarray leading to dyslexia could result from subtle injury to the fetal brain as from a small stroke, maternal stress or a virus.