Dec 1981 - Oct 1986 Doctor in Emergency and Casualty Dept., Imam Reza Hospital, Mashhad, IR Iran Dec 1981 - Oct 1986 Lecturer in Clinical Physiology, Dept. of Physiology, Ghaem Medical Centre (Mashhad University of Mededical Sceinces), Mashhad, IR Iran Aug 1992 - Oct 1999 Assistant Professor in Clinical Physiology, Dept. of Physiology, Ghaem Medical Centre (Mashhad University of Medical Sciences), Mashhad, IR Iran Oct 1999 - Feb 2004 Associate Professor in Clinical Physiology, Dept. of Physiology, Ghaem Medical Centre (Mashhad University of Medical Sciences), Mashhad, IR Iran Feb 2004 Professor in Clinical Physiology, Dept. of Physiology, Ghaem Medical Centre (Mashhad University of Medical Sceinces), Mashhad, IR Iran Aug 2005-Sep 2007 Secretory General, 18th Congress of Iranian Physiology and Pharmacology, 4-8 August 2007, Mashhad, Iran Aug 2006 - Now Member of Reaserch cuncil of Medical School in Mashhad University of Medical Seinces Aug 2006 - Now Member of specilaized committee in Basic Medical Seinces of Medical School in Mashhad University of Medical Seinces Aug 2011 - Now Member of Reaserch concil in Mashhad University of Medical Seinces

1.Airway therapeutic and regulation in asthma, COPD and chemical war victims 2.Smoking (prevalence and respiratory effects) 3.Environmental and occupational respiratory diseases 4.Respiratory effect of toxic agents (mainly asthma, COPD and chemical war victims) 5.Pulmonary Function tests in health and lung diseases 6.Exercise and rehabilitation in respiratory disease 7.Prevalence of respiratory diseases in the region 8.Respiratory pharmacology of Medicinal plants