Diana-Lidia Tache-Codreanu has completed her PHD at the age of 45 years, in Neurology, by studying the impact of different kind of rehabilitation programs for peripheral nervous system at Carol Davila University in Bucharest, Romania. She has been head of Medical Rehabilitation Department, head of Neurological Rehabilitation Compartment, head of Rehabilitation Research Core in Colentina Clinical Hospital, Bucharest for 13 years. She made studies in the interesting fields of the effects on functional status and nerves regenerations by bio stimulation with high intensity laser for patients with motor deficit from disc hernia causes. She is invited as peer reviewer and editorial board member of journals in USA.