Epigenetics goes beyond DNA, because it instructs our body on how to react to particular, environmental situations. Our DNA is set in stone. However, epigenetics instructs our DNA on how to act and not act in certain situations. In early studies of epigenetics, scientist found that children who were severely abused or neglected did not develop as quickly and efficiently as children who were loved and nurtured. http://youtu.be/jtU4v8PQfiI