Jan Alexander

Author information from the last article

Jan Alexander er dr.med., spesialist i arbeidsmedisin, professor og tidligere fagdirektør ved Folkehelseinstituttet.

Articles by Jan Alexander

Selenium – a trace element of clinical significance

Jan Alexander,
Urban Alehagen,
Jan Olav Aaseth

23.11.2020: Selenium concentration in serum is determined at a few major clinical chemistry laboratories in Scandinavia. Indications for testing are suspected selenium deficiency or toxicity. It is 40 years since selenium was first mentioned in the Journal of the Norwegian Medical Association (1). At the time...

Are the health risks of moist oral snuff (snus) underestimated?

Gunn Elisabeth Vist,
Tom Kristian Grimsrud,
Håkon Valen,
Rune Becher,
Bendik Christian Brinchmann,
Ida-Kristin Ørjasæter Elvsaas,
Jan Alexander

04.06.2020: The use of moist oral snuff (snus) has increased significantly, particularly among young adults who have not previously smoked. Snus increases the risk of cancer, cardiovascular disease, type-2 diabetes and birth defects. In recent decades, there has been a worrying increase in the use of moist oral...