Tamara Tuuminen obtained her MD in 1979 from the 1st Moscow Medical Institute (USSR) and got a speciality in hygiene and epidemiology. In early 80’s she worked as a traineer and a general practitioner in Helsinki outpaint departments and later in a diagnostic company Labsystems Ltd, in the R&D department developing various methods for newborn screening and infection disease diagnostics. Altogether she worked in R&D 14 years and developeed methods for the diagnosis of Chlamydia pneumoniae, Mycoplasma pneumoniae, congenital toxoplasmosis, etc. that are still in clinical use. In 1993 she got her PhD from the University of Helsinki and defended a thesis on the combined diagnostics of phenylketonuria and congenital hypothyroisism. She has 4 patents. In 2006 she became a specialist in clinical microbiology and in 2007 an Adjunct professor of medical microbiology (University of Helsinki). Her research interest in 2000-2010 was immunodiagnostics of tuberculosis. She published approximately 90 articles in peer reviewed journals and approximately 10 articles in the Finnish medidal journals. She supervised several master degree dissertations and one PhD thesis on tuberculosis. Since 2014 her research interest turned to environmental medicine because of her experinece being exposed to indoor air molds while working as a chief physician in Mikkeli Central Hospital, microbiology department (2010-2014). She is also interested in clinical nutrition, and she is a responsible doctor for the clinical laboratory Mineraalilaboratorio Mila, Helsinki that makes tests for the nutritional assessment. In a co-authorship with Dr. Erkki Antila she wrote two books on Multiple Chemical Sensitivity (MCS): one in English and the other in Finnish. She was affiliated with Kruunuhaka Medical Center, Helsinki where she met approximately 450 patients exposed to indoor air molds, patients with MCS and patients sensitive to electromagnetic field.