In an exciting twist, it has been found that biological interventions and enriched social and physical environments can reverse the effects of low levels of maternal attention and early deprivation on both HPA activity and behavior (Bredy et al., 2004; Francis et al., 2002; Hood, Dreschel, & Granger, 2003; Szyf et al., 2005; Weaver et al., 2005).
