Obesity, type 2 diabetes, endocrine hypertension, sexual development disorders, hormonal problems in mental disorders, pituitary gland disease, hormonal deficiency after traumatic brain injury, adrenal disorders, osteoporosis, polycystic ovary syndrome (PCOS, PCOS), or Stein-Leventhal syndrome, thyroid disease, male and female sex hormone disorders, trans health issues, transsexuality/gender dysphoria, Hashimoto’s thyroiditis, Cushing’s syndrome.

1974-1980 Medical education at Ludwig Maximilian University Munich
1980 Doctor of Experimental Endocrinology, Diploma with honors.
1980 – 1983 work at the LMU Laboratory of Neuroendocrinology, Munich
1983 – 1990 additional training with a specialization in internal medicine, endocrinology and diabetology at the LMU Medical Clinic Innnestadt, Munich
1989 appointment as privatdocent, habilitation with a specialization in internal medicine
1990 Specialist in Internal Medicine (with laboratory diagnostics and radiology)
Appointment to a permanent position at the Institute of Psychiatry. Max Planck as Head of the Research Group for Clinical Neuroendocrinology and Head of the Department of Internal Medicine, Endocrinology and Clinical Chemistry
1991 received a specialization in endocrinology
1995 appointment as professor
2004 additional qualification as an andrologist
since 2018 head of MVZ Medicover Neuroendocrinologie Munich, since 2020 CEO/manager of MVZ Medicover Neuroendocrinologie and Rheumatologie
Researcher at the Medical Clinic and Polyclinic IV of the Ludwig Maximilian University, Munich (Director, Prof. Dr. med. M. Reinke)

Member of scientific professional societies:
since 1983 the German Society of Endocrinologists (DGE), was its president in 2020-2023.
since 1984 European Neuroendocrine Association (ENEA)
since 1985 German Society for Clinical Chemistry
since 1987 American Endocrine Society
since 2005 International Pituitary Society
since 2007 European Society of Endocrinology (ESE)
since 2009 medical expert at NADA (National Anti-Doping Agency of Germany)
since 2018 medical advisor to the International Paralympic Committee