Doctor of Medicine, Karolinska Institute, Stockholm, 1971. Doctor of Philosophy, Karolinska Institute, Stockholm, 1980. Associate professor internal medicine, University Umeå, Sweden, 1984.
Assistant physician, researcher Karolinska Institute, Stockholm, 1971-1979. Physician, researcher, lecturer, associate professor University Umeå, 1979-1986. Chief physician, associate professor Nacka Hospital, Stockholm, 1986-1996.
Chief physician department risk assessment Folksam Insurance Company, Sweden, since 1988. Chief physician, associate professor department cardiology Södersjukhuset, Stockholm, since 1996. Medical consultant medical disciplinary board National Health Service, since 1988.
Fellow American College Nutrition (chairman cardiovascular section 1982-1987, member editorial board journal. since 1982), Swedish Medical Association, Swedish Cardiol. Society; member British Society Nutritional Medicine (honorary).
Married Monica Birgitta Hägg, June 9, 1971. 1 child, Christian Michael.