ahmadvand.org: بيماريهاي ناشي از كار بيماريهاي ناشي از كار ================================================================================ مدیرسایت در 2016-01-21 ? What do we mean by occupational disease Occupational Diseases0d0a  ? What do we mean by occupational disease0d0a The World Health Organization 28WHO29 defines health as the  "state of complete physical, mental and social well-being and not merely the absence of disease or infirmity." An occupational disease is any condition arising from workplace exposures which compromises worker "physical, mental and social wellbeing". Many common conditions, such as dermatitis, hearing loss, asthma, cancer, musculo-skeletal disorders, stress related disorders, etc., can be caused by workplace conditions. Some health conditions may not be caused by the exposure but can be aggravated by workplace exposures 28e.g. heart disease, sinusitis29. Exposures at work may also lead to diseases showing up much earlier than expected 28e.g. heart attacks, chronic obstructive lung disease, hearing loss, etc.29. Some occupational diseases are infectious diseases that workers in the service industry such as health care providers are being exposed 28e.g. SARS, flu, tuberculosis, West Nile virus29. Finally, there are still many diseases and conditions which arise from the building syndromworkplace but often aren’t recognized as such 28e.g. solvent related neuropsychiatric disorders, work-related stress disorders, sick e29. 0d0a 0d0a